Locations

The centralized command nexus where Dalek officers coordinate planetary operations from the Supreme's platform, featuring holographic controls and electronic surveillance systems

The President's Office breathes with the tension of Gallifrey's hidden war. Its thick Thessorian lead walls mute telepathic intrusions and drain warmth from the air, …

Warship control chamber where Ogrons coordinate operations under The Master's command, distinct from Ogron's surface industrial sites

Distinct from the Supreme Command Room; specifically enforces extermination directives using lower-caste workers rather than officer-level command staff

High-security laboratory under Davros's supervision dedicated to genetic manipulation and Dalek embryo development

The chamber exists as a manifestation of Omega's antimatter domain within UNIT's antimatter research facility, exhibiting sentient properties: walls swallow sound and light while humming …

The jungle ruins of Spiridon stretch in broken majesty, ancient stonework crumbling into the damp undergrowth where Thal glyphs peek through moss and creeping vines. …

This windowless command center sits buried deep within Global Chemicals’ corporate citadel, its steel walls lined with institutional gray paneling that reflects the cold glow …

The ship's pressurized airlock chamber with emergency seals that transitions between internal and external environments

The cavernous transit area descends into an underground facility, its vast space swallowed by shadows despite harsh artificial lighting. Massive alloy girders crisscross exposed ceilings …

A massive industrial waste mound of toxic sludge and chemicals, including the perimeter areas forming razor-thin boundaries between controlled ground and toxic ascension. The heap …

A deceptive pastoral landscape within the Scope's hull that masks lethal purpose. The air hums with an unnatural resonance beneath a sickly amber sky, the …

The Global Chemicals Corporate Complex is a comprehensive corporate megalith combining executive, industrial, and restricted transportation zones across multiple interconnected structural levels. While earlier descriptions …

Claustrophobic maze area containing living quarters and corridors where characters interact with trapped lifeforms during the miniscope's collapse

An engineered underground tunnel system on Spiridon, designed as a containment and extraction choke point for prisoners.

Fixed cavernous chamber location, not a time-traveling space vehicle. Separate from The Master's TARDIS.

The West Seam Roadway twists into a claustrophobic tunnel where the air thickens with the stench of stagnant mine shafts and something alien rotting beneath. …

A functional crew compartment bridging the ship's bridge and central corridor, distinct from więzieniem areas. Used for active operations and crew interactions during crises.

Improvised detention facility with soil flooring and prisoner scratches, part of the cargo hold's structural framework. Used for forced habitation and scavenging remnants like meal …

The Plain of Stones stretches across the fractured landscape of Spiridon, an open expanse of exposed rock where thousands of meteorite-like stones jut from the …

A spherical containment enclosure and throne chamber of blackened alloy/crystal and antimatter bedrock, respectively. The chamber features humming confinement rings pulsing with trapped antimatter, violet …

The cooling chamber yawns like a frozen cavern cut into the heart of the Dalek stronghold, its walls lined with ribbed metal plating etched deep …

Interior bridge location of the scoutship; distinct from exterior corridor

Primary control hub for the BOSS AI system, responsible for industrial calculation and data processing beneath Global Chemicals headquarters

The bottom of the lift shaft where the colliery lift cage rests on its side after its collapse. This location features the battered lift cage …

A secure detention area designed for holding prisoners, featuring restraint rails and locked seals. Used by the Master and Ogron enforcers for prisoner containment.

This porthole is a circular observation viewport embedded in the corrugated metal bulkhead of the C982's cargo hold, its reinforced glass pitted with the scars …

Distinct from the C982's smuggler hold; part of the Vorg Collection Vessel's operations in 'Carnival of Monsters'.

Internal industrial control chamber within the colliery where mining operations are monitored and coordinated

Specialized interrogation facility used by Daleks for psychological torment, distinct from operational or exterior locations.

A tactical clearing used for summary executions by Daleks, marked by scorch marks, boot prints, and interrogation scarring. Distinct from other Spiridon jungle locations in …

Distinct from industrial corridors; designed as a temporary living space co-opted for medical use

A narrow metal escape corridor at the rear of the main hall, featured in Part 1 during chase scenes with Mike and Sarah Jane Smith.

Located deep within the mine interior rather than at the surface slag heap entrance; features radioactive contamination with green bioluminescence and jagged ceiling forcing hunching …

Primary location: Contested military stronghold and armory in Dalek city; distinct from adjacent transit infrastructure

The lunar surface here is more than stone and regolith—it's a deliberate void turned into a prison. The facility squats low against the gravity-worn crater …

The heart of the Scope's mechanical failure, where sagging walkways, failing circuitry, and imminent system collapses create constant physical danger in the enclosed environment.

High-security temporal governance facility within Time Lord space-time, dedicated to emergency temporal coordination during Omega's incursions. Separate from the Time Bridge system.

Industrial loading threshold featuring roll-up doors, pallets of chemical drums, and integration with escape vehicle dynamics. Used for external shipping and internal personnel movements.

The iron-banded arch of the colliery’s front gate looms under a bruised twilight sky, its brick façade streaked with coal dust and rust where years …

The miniscope’s interior is a multi-faceted containment field serving as both prison and stage. The space consists of curved transparent walls warping the sterile white …

Primary command hub for Dalek operations, distinct from broader city infrastructure or interrogation facilities.

Monarchical chamber for imperial audiences and court ceremonies, featuring an obsidian throne dais, noble seating tiers, and historical conquest murals

Specifically the outer hull of a Dalek craft, distinct from internal facilities or corridors.

A high-security Dalek-controlled facility designed for biological warfare research, containing lethal green bacteria containment tanks and emergency containment protocols. Featured in Episode: 'Planet of the …

Part of a larger Draconian cruiser's lower decks, housing political prisoners and enemy personnel. Features military-grade systems (weak artificial gravity, biometric locks) rather than diplomatic …

A network of narrow metal corridors and riveted bulkheads in the Scope's lower industrial decks, where sound amplification and confined spaces create psychological tension without …

The fortified main entrance to the Global Chemicals complex, serving as the primary security checkpoint

Industrial control hub for mining pumps, deep underground with analog monitoring equipment.

The entire alien construct housing the throne room and other chambers, including corridors, columns, and geometric patterns. The corridors and chambers twist in disorienting patterns, …

The Singularity Room pulses with artificial geometry, its existence willed into being by Omega’s decaying mind. Walls of compressed spacetime ripple like water, their blue-white …

Interior section of the TARDIS specifically contaminated by Spiridon's plant liquid, distinct from exterior environments involving the Spiridon jungle.

Differing from the Saloon Cabin aboard the SS Bernice through its private mahogany paneling, alien artifacts (hexagonal steel plate, backward-clock), and use as personal quarters …

A narrow service area rear of the main headquarters used for storage and maintenance of field vehicles, including the Doctor's car.

An external structural component of the Brigantine, directly exposed to the vacuum of space and the Master's ship's assault.

Predatory Exxilon ruin-entity with organic tendrils and atmospheric feeding mechanisms, distinct from sacred Exxilon metropolises like the Forbidden City

Narrow connecting corridor leading from the cargo hold cell to other ship compartments; distinct from both the cell and the cargo hold proper. Characterized by …

The upper ruins of the Dalek city featuring abandoned spire-like towers, docking bays, and containment infrastructure, distinct from underground operations

The planet's surface stretches vast and desolate, specifically in the Alpha Domain Quarry—a jagged scar across the antimatter world's surface with raw, unnatural edges like …

The Miniscope’s primary industrial deck stretches in a vast, cavernous expanse of riveted steel and exposed piping, its air thick with the scent of oil, …

The broader Indian Ocean setting for the SS Bernice's looped reality, where daylight persists unnaturally but is not explicitly tied to a single temporal coordinate.

The main entrance to the Thal ice tunnel network, located in the cliff face of Spiridon's ice volcanoes. This jagged maw carved by time serves …

Survival shelter within a toxic slag heap from the industrial UNIT story arc in 'The Green Death' episodes (Parts 5-6).

A squat wooden shed bolted to the power house used for storing equipment and tools, distinct from the main mine machinery operations

The Scope’s internal circuitry stretches like the guts of some great mechanical beast, forming an interconnected labyrinth of angular metal conduits, pressurized technical segments, and …

The void clings to the scoutship like a second skin, an endless black pressing against metal and compromise. The Doctor’s harness digs into his ribs …

Bridge of Earth warship HMS Repulse during the Inter Minor incident in 'Carnival of Monsters'

The cavern yawns open as a dark maw in the marshland, its jagged mouth concealed by hanging vines and wet stone. Damp earth clings to …

The main cavernous transit area designed for large-scale interstellar cargo and diplomatic exchanges, featuring wide corridors, high ceilings, and exposed alloy girders.

A ridge outside the Lunar Penal Colony's central dome, serving as a military vantage point with mining equipment and exposed to Dalek activity during conflicts.

Aboard a human starship, this metallic chamber features failing systems, ozone-scented air, and clinical sterilization. The environment reacts to mind probes and explosions, creating a …

Primary pressurized access cylinder extending from the habitation module; serves as a bottleneck during emergency evacuation sequences.

The Cabinet Room at 10 Downing Street is a stately chamber of polished mahogany and deep greens, its long table running the length of the …

Primary temporal containment and research hub during Omega's crisis in 'The Three Doctors', distinct from Time Lord temporal governance facilities. Designed specifically to contain Omega's …

Secondary transit location: Narrow utilitarian ramp connecting Arsenal to surface; exclusively used for escape operations

Active diplomatic space aboard Draconian vessel, featuring ritual precision and alien hierarchy; contrasts with derelict spaceport environments

Central mound of industrial waste and toxic residues, distinct from the adjacent path. Features decaying equipment and signs of accelerated, mutated life due to Global …

The narrow corridor beyond the lab's heavy door acts as the first buffer between controlled chaos and escalating peril. Fluorescent tubes above flicker intermittently, casting …

A cavernous crossroads where jagged ice walls split into narrow corridors of compressed blue strata that hum with trapped starlight. The floor is a shifting …

Located beneath the South Bank Centre's functional subterranean levels, characterized by institutional neglect, water-stained concrete, and antiseptic odors. Contrasts with the Draconian starship confinement environment.

Denham Manor’s Edwardian halls have been gutted and repurposed into a militarized bunker where institutional function collides with institutional ruin. Plywood desks, crisscrossed by snaking …

A jagged depression in frozen terrain functioning as a hiding place or execution site, with semi-liquid contents and minimal artificial modification.

The entire SS Bernice cargo starship caught in the Miniscope's unnatural field in the Indian Ocean, not just its in-transit compartment.

Brazilian sunlight slants through the geometric stained-glass panels overhead, casting shifting patterns of gold and green across the teak floor of the President’s office. The …

Narrow subterranean fissure in the cavern wall, the sole remaining passage back into the Kaled bunker after structural collapse.

Dalek City Section One, Level One commands urgent reinforcements during the Thal invasion of Skaro's subterranean stronghold. Alerts order all Daleks positioned in Section One …

An artificial cavern system designed as a lethal trap—disguised as natural terrain but featuring disorienting illusions, embedded machine wires, and foul odors to create psychological …

A thriving Dalek metropolis on the planet Spiridon, built from ferrocrete spires that dominate the landscape with their towering presence. The city operates as a …

Cramped refuge formed when the TARDIS interior warps under Mandragora Helix energy strain, compressing usual spacious corridors during system failures.

Extradimensional shoreline created by Omega's antimatter containment breach, distinct from Earth's normal coastal environments. Features include motionless sea, alien mineral tang, and unnatural preservation of …

Distinct from fissure locations; specifically a narrow stone stairwell with emergency lighting

The infinite vacuum of space between the brig's external hull and the ship's interior, lacking breathable atmosphere or stable orientation

The fractured planet’s surface offers no true paths—just deep furrows of cracked basalt and jagged rock where the group stumbles forward. Scorched by Omega’s antimatter …

Industrial chamber handling chemical fluid movement and processing through pressurized pipes and pumping systems

Industrial elevator chamber used for human prisoner confinement within a corporate mining facility, featuring harsh lighting and prisoner shackles

A vertical tactical cliff face serving as the Daleks' designated site for burying explosive charges beneath bioluminescent lichen cavities. Linked to planetary sabotage mission, not …

Vertical waste transport pipe weaponized as an inescapable trap for intruders

Government office overseeing penal colony operations in the Lunar Penal Colony during Frontier in Space serial

The forward bulkhead monitor console on the cargo ship C982's bridge, displaying navigation and sensor data during a TARDIS incursion event.

Inter Minor occupies the upper tier of the Space Port’s administrative structure, a semicircular tribunal chamber suspended above the controlled chaos of port operations. The …

Arthur Ollis steps onto cracked concrete slabs that jut over murky, still water. The air carries the sharp ozone tang of failing equipment and the …

Station-side corridor within Lurman Spaceport, serving as a controlled checkpoint between loading bays and inspection docks. Characterized by monitoring stations and bureaucratic oversight.

The planet Metebelis III, distinguished by its rare blue sun and mineral-rich soils visible from orbit

Primary social space for miners featuring dining arrangements, stone hearth, and entertainment; where urgent phone calls create interruptions in communal activities

A shifting ochre sand dune being traversed by companions fleeing pursuing Gels, featuring brittle indigenous scrub at its crest

The stolen police spaceship skims past a contested planet where Earth’s orbital markers flicker like dying lanterns against the void. Jo’s manipulated distress signal pulls …

A jagged ridge of blackened stone overlooking a planar rupture in reality, where antimatter eddies tear at the sky with violet pinpricks and the horizon …

The narrow shoulder-height window and tall French windows in the community room are distinct but related architectural features of the same space. The shoulder-height window …

A cramped control niche recessed into the computer room, dedicated solely to monitoring and overriding the Metabelis crystal’s energy feed during critical failure scenarios.

Indoor metallic ventilator shaft with condensation and service infrastructure, part of Dalek City's environmental control system. Repurposed for escape, leading to an uncharted tunnel.

A vertical shaft of cold, riveted durasteel stretching deep beneath the Dalek prison complex, its walls lined with security checkpoints and reinforced blast doors. The …

Distinct from operational police vessels; this is an ancient, half-buried derelict on Spiridon requiring different atmospheric conditions to maintain interior viability.

A cliffside portal to a Draconian-controlled antimatter stronghold, physicially anchored and described with detailed environmental effects.

The entire Draconian warship looming outside the Brigantine, characterized by its blackened durasteel hull, weapon emplacements, and internal bridge systems. Distinct from the Brigantine Airlock …

Ruined docking arch on Spiridon with distinct environmental decay features (jungle overgrowth, rusted durasteel, corrupted corpse)

A fixed temporal anomaly where the ocean is frozen in 1926, creating a singular moment where prehistoric creatures and sunken vessels coexist in unnatural stillness.

Artificial vertical tunnel specifically designed as an emergency egress route during contamination incidents

The flight deck is a cramped, utilitarian command space that has served as the operational nerve center of multiple vessels across desperate journeys. Its character …

Mining crevice with organic corruption and mineral seepage, distinct from facility's stairwell

Corporate tactical nerve center for BOSS surveillance operations, located in Global Chemicals HQ.

A fortified bronze-reinforced threshold between palace corridors and inner sanctum, marked by recent Omega-related violence

An unsanctioned rupture in the armored plating of Vorg’s Miniscope cargo hold, serving as an ad hoc communication channel between confined characters and external rescuers.

The alcove is a jagged recess hollowed into the cavern wall, its curved stone pressing close around Jo’s spasm-wracked frame. The air thickens with damp …

The abandoned Llanfairfach Colliery and its collapsed tunnels yawn as a toxic scar across the Welsh landscape, its official closure signs rusting under persistent rain. …

Technical subsystem containing failing life support systems, electrical conduits, and warning systems in the miniscope's mechanical underbelly

A specific in-transit cargo corridor aboard the SS Bernice, part of alien cargo transport with unorthodox contents disguised as carnival equipment.

The planet's surface sprawls in jagged expanses of cracked durasteel and fractured chromium domes, where the air hums with the metallic tang of failed atmosphere …

A specific elevated corridor within the Security Building converted into a strategic combat zone by Draconian ambushers.

An industrial cargo unloading zone in the spaceport's underbelly, featuring low ceilings with flickering fluorescent lighting, grated metal floors, and chain-link security cages. The area …

A geometric temporal prison within the TARDIS scanner's display, trapping the First Doctor in antimatter bonds. Part of the TARDIS's temporal monitoring system, not Time …

A utilitarian UNIT facility used for on-site scientific analysis and investigation, staffed by UNIT personnel including Jo Grant and the Brigadier. Contains standard laboratory equipment …

This shadowy, utilitarian cabin serves as a concealed meeting space for fugitives, characterized by its grimy porthole, salt-stained planks, and panicked occupants.

Voga manifests a rugged planetary surface scarred by the Doctor’s past victories and the Cybermen’s failures. The terrain rises into jagged metallic outcrops where the …

The narrow gravel path outside the lodge’s weathered wooden porch carries the crunch of boots in the damp loam, its planks pale from years of …

A low-ceilinged subterranean chamber buried beneath the corrugated metal shell of a power house, its air thick with the scent of damp earth and ozone …

A sprawling preserve of dense woodland and brackish lakes where manicured trails curve around ancient oaks and rustic lodges anchor the conservation effort. The air …

A location description consolidating both perspectives on the miniscope's false wilderness habitat. Beyond the miniscope’s glass, the world stretches unnaturally as a twisted parody of …

The village pub sits at the heart of Wootton’s market square, its low ceiling blackened by decades of woodsmoke curling from the brick hearth. The …

A shared emergency refuge within the miniscope's containment system, utilized as a last-resort space during the Drashig's attack sequence

Located within the central dome of the Lunar Penal Colony; features ration control systems and governor's surveillance monitoring.

A temporary holding chamber designed for dignitaries or temporary detainees, its walls lined with institutional beige paneling that reflects the harsh fluorescent lighting overhead. The …

Hardened cell-surveillance system designed for sensory deprivation and prisoner control in a maximum-security facility. Features triple armored monitors embedded in bulkhead and operated by Earth …

A narrow, winding marsh stream where Jo struggles against glutinous mud, a key traversal site during the pursuit by Drashigs.

The narrow corridor Jo presses into is a hollow between the TARDIS's circular hall and its shadowed storage nooks, its walls curving slightly with the …

The International Space Command Geneva HQ is a global military command headquarters situated in the diplomatic heart of Switzerland. It functions as the supreme strategic …

Narrow dirt track leading to the slag heap's perimeter, flanked by poorly treated vegetation. Used by characters to access the heap while attempting to avoid …

Grundle’s satellite looms in memory as a derelict warship, its hull pierced and hollowed out by decades of void and appetite. The structure is little …

Specific aquatic feature on the planet Ogron's surface, distinct from the planet as a whole

Concealed metallic hold behind false paneling with airlock viewport to space. Designed for smuggling concealment and emergency escape, not habitation.

Punishment chamber within Solos Radioactive Mine's Contaminated Interior Tunnel, used for physically restraining the Doctor with chains and servos

Vehicle storage facility operating separately from Global Chemicals' main industrial operations, distinct from the controlled access points

Restricted quarantine and disposal area equipped with containment panels, eradicator gun, and drainage systems for waste processing.

A specialized observation platform cantilevered from the main terminal for oversight and discreet conversations

Restricted landing field at Space Port Ten with industrial floodlighting, reinforced concrete pads for ship landings, and quarantine protocols enforcement

Part of Global Chemicals' industrial infrastructure; distinct from livable spaces

The celebration spills across a broad valley clearing ringed by ancient oaks, their gnarled roots anchoring the revelry to the earth. Strings of bare bulbs …

The upper level of the Global Chemicals processing facility, featuring ventilation installations and emergency access points

A dense thicket/grove of towering bamboo stalks rising from damp Spiridon soil, their polished green culms arching overhead to form a living tunnel. The air …

A concealed open pocket within the denser Spiridon jungle, specifically used by Thals as a staging area for ambushes against Dalek patrols, distinct from the …

Small confined utility space housing cleaning supplies and used as a hiding spot by the Doctor.

The cleaner's cupboard is a cramped, unlit storage space wedged between Global Chemicals' main corridors, its door marked with faded yellow caution signs all but …

Horizontal pipe segment filled with toxic chemical sludge, serving as a containment chamber for hazardous waste

Structural escape route descending from the Global Chemicals corridor, featuring emergency lighting and a sloping geometry designed to slow descent

The Security Block of the Global Chemicals facility is a hardened control zone where automated surveillance systems lock down contested areas during breaches. Banks of …

The gasworks rises from the damp ground like a skeletal leviathan, its rusted retorts and corroded pipes casting jagged silhouettes against the bruised twilight sky. …

This compact storage space abuts Professor Jones’s lab, its walls lined with thick glass shelves stacked with covered dishes and labeled jars whose acid-etched markings …

Tokyo’s neon canopies flicker under blackout orders, their once-vibrant glow reduced to sporadic pulses between bursts of static from government-mandated broadcasts. The hum of vending …

The sea outside the saloon cabin stretches as an indifferent expanse of choppy gray-green water under the ship’s deck lights. The waves rise in slow, …

This appears to be part of a larger Draconian prison system with standard iron-barred cells and signs of organic degradation.

Not part of a Draconian starship's internal architecture; this is an Earth-based diplomatic embassy structure.

The TARDIS Central Console Room is the living heart of the Doctor's time-and-space vessel, a sentient control hub that defies fixed geometry. Its central console, …

The TARDIS console room is the living heart of the time ship, a hexagonal chamber whose gothic arches conceal the infinite within a police box …

General scrubland area where heat distortion and black oily streams create deceptive conditions for travelers.

Pressurized vertical transit system designed for Dalek personnel movement within the facility, featuring artificial environmental controls and metal construction.

Point of structural failure where the stainless steel grille between power conduit and cryogenic chamber collapsed under pressure, creating a jagged aperture for the Wirrn …

Above the spaceport’s docking arms, Tarkas Prime sprawls as a vast urban sprawl of flickering neon and industrial smog. The lower districts cling to the …

The National Congress of Brazil rises above Brasília’s central esplanade in twin glass-and-concrete towers that spear the sky, their hyperboloid forms encased in bronze sun-breakers …

The terraces rise in staggered stone platforms from the sloping grounds of Fitzroy Park, their wide limestone slabs weathered by decades of London drizzle. The …

The weakened cavern wall is a jagged geological rupture where unstable ice and rock meet. Its fractured surface still hums with the aftershocks of the …

Natural ventilation conduit repurposed as an escape route from Dalek facilities, featuring jungle canopy entry/exit, rusted ladder rungs, and emergent stalactite formations.

The Thal expedition vessel is a small, primitive starship barely more advanced than a shuttle, its silver hull marred by scorch marks from a skirmish …

A jagged cavern mouth splits the cliffside, its blackened maw exhaling the scent of damp rock and ionized air. The entry chamber yawns before the …

The conveyor belt runs beneath flickering fluorescent strips, its metal segments groaning under the weight of stacked boxes moving between stations. The air smells of …

Specific marsh area in the Tillingham region, characterized by uneven peat surfaces and iridescent marsh gas bubbles.

The gangway is a narrow, softly lit passage running the length of the ship’s upper deck, its polished brass handrails gleaming under antique globe lamps …

A controlled, manicured garden space in Time Lord space designed for temporal observation and containment, contrasting with unrestricted temporal phenomena.

Industrial tunnel entrance near UNIT base, associated with UNIT operations and hostile infestation

An unstable temporal anomaly field where antimatter energy disrupts local spacetime, distinct from controlled antimatter strongholds.

A claustrophobic transition chamber aboard the Brigantine vessel, serving as a critical point of ingress/egress during the Draconian confrontation. Distinct from other compartments by its …

Associated with UNIT's technical operations and mining site activities at the Nuthanger Farm complex.

Bay Seven is a reinforced landing bay carved into the penal colony's outer structure, its curved ceiling ribbed with dim blue emergency lighting that flickers …

Located between maintenance corridors and outer hull; serves as a service vestibule rather than a primary docking point. Known for prisoner graffiti and failing life …

A claustrophobic internal passage designed for emergency evacuation, distinct from fortified entrances or doors

The Rear Superstructure hums with the low vibrations of a living machine, its narrow passageways lined with riveted steel bulkheads that bear the patina of …

Exterior paved area beyond palace entrance featuring cracked stone paving and vehicle access paths

Main corporate facility reduced to ruins after catastrophic explosion; location of Ogron attack and Doctor's exploration of post-destruction environment

A jagged spine of black rock that rises from ashen plains, the Ogron Planet Ridge is a geological feature defined by its treacherous, uneven terrain. …

Tucked behind the power house’s corrugated metal shell, this utilitarian shed is a practical grid of rust-streaked shelving units packed with crates, coils of cable, …

Differing from Daly's Mahogany Cabin aboard the same ship through its role as a public saloon space with failed environmental systems, spilled liquor aftermath, and …

Celestial body hosting various industrial sites and the Small Pond on Ogron