City
The Doctor visited many cities during his various incarnations, including Byzantium, (PROSE: Byzantium!) New Byzantium, (PROSE: Shadowmind) New York City, (TV: The Angels Take Manhattan) Tenochtitlan, (PROSE: The Left-Handed Hummingbird) Valhalla, (AUDIO: Valhalla) and Venta Icenorum. (AUDIO: The Wrath of the Iceni)
Gallifrey had two major cities, the Capitol and Arcadia. (PROSE: A Brief History of Time Lords) Both were greatly damaged on the last day of the Last Great Time War. (TV: The Day of the Doctor) Another Gallifreyan city was Trigovia. (AUDIO: The Conscript)
During Skaro's Thousand Year War, the Thals and Kaleds lived in gigantic domed cities, the Thal Dome and Kaled Dome respectively. (TV: Genesis of the Daleks) In the war's aftermath, the first generation of Daleks had built themselves a city. (PROSE: Dalek: The Astounding Untold History of the Greatest Enemies of the Universe) 500 years after its construction, the city was invaded by the Thals who disabled its primary source of power. (TV: The Daleks) Spared its city's demise, the Dalek Supreme conspired to rebuild the city and the Dalek race only for Ian Chesterton to destroy the Dalek City by overloading its power feeds. (AUDIO: Return to Skaro) However, the Daleks survived this defeat and would go to rebuild and inhabit their city, rebuilding it multiple times across history. (PROSE: Dalek: The Astounding Untold History of the Greatest Enemies of the Universe)
Using Dalek technology, the victorious Thals had built their own city after the Thal-Dalek battle. (AUDIO: Return to Skaro)
When the Time Lords and the Dalek Empire had fallen following the Last Great Time War, the Unon harvested the technology of both to construct the Perpetual City from which they sought to become the new custodians of time. (COMIC: Weapons of Past Destruction)
Heavily industrialised planets, such as Nomicae, were near completely covered by city infrastructure. (COMIC: The Bidding War)
When the Voord heard the Question, they feared that the Time Lords would return and revert the universe to its pre-Time War state. Harvesting discarded Dalek technology, they shifted their city into a pocket universe to hide themselves. (COMIC: Four Doctors)
