Reykjavik

Reykjavik was the capital and largest city of Iceland.

20th century
In 1984, Major Whitaker of UNIT was sent by Brigadier Lethbridge-Stewart to Reykjavik to meet with Dr Iskander and investigate an unnatural increase in volcanic and seismic activity. (COMIC: The Fires Down Below)

21st century
During the 5 March 2005 incident, Reykjavik was among the thousand cities where Autons activated. (PROSE: Rose)

In Pete's World in 2007, Reykjavik was home to a renowned florist named Veronica. (TV: Rise of the Cybermen)

22nd century
In the early 22nd century, the President of the Union of Solar Republics was based in Reykjavik. (PROSE: Transit)

In 2144, the Bratanian Shroud came to Reykjavik through a dimensional rift and took shelter inside the city's wireless data flow. In one timeline, the Shroud succeeded in killing the Doctor when he came to investigate. It then proceeded to summon an earlier version of the Doctor and - after murdering that Doctor - summoned the Fifth Doctor and Vislor Turlough. Working with Jill Sveinsdóttir, the Fifth Doctor shut down Reykjavik's data flow, killing the Shroud. After this, the future version of the Doctor had the knowledge of how to defeat the Shroud and was able to survive their first encounter. (AUDIO: Repeat Offender)

By 2144, Reyjavik's population was 100 times greater than it was a century earlier. (AUDIO: Repeat Offender)

Later history
In 5000, the city was seized by the Supreme Alliance after the fall of the Icelandic Alliance. The Supreme Alliance itself fell after the Filipino Army advanced on the city in the Battle of Reykjavik during World War VI, an event in which the Fourth Doctor claimed to have participated. (TV: The Talons of Weng-Chiang) Using information provided by his fifth incarnation, the Doctor was able to bring the brief Sixth World War to a close. (AUDIO: The Butcher of Brisbane)

In 200100, on The Weakest Link, when the Anne Droid asked Rose Tyler which Icelandic city hosted Murder Spree 20, she guessed Reykjavik, but the Anne Droid revealed it was Polar Ventura. (TV: Bad Wolf)