Barcelona

Barcelona was a city in Spain. The Eighth Doctor, Fitz Kreiner and Anji Kapoor visited Barcelona in 1937. It was largely inaccessible by sea due to blockades by various factions in the Spanish Civil War. (PROSE: History 101)

The 2060 Olympics were held in Barcelona. (AUDIO: Nekromanteia)

When Donna asked what an augur was, the Tenth Doctor explained her ignorance to the augur, Lucius Petrus Dextrus, by telling him she was from Barcelona. (TV: The Fires of Pompeii)

Behind the scenes

 * The reference book, Doctor Who: The Encyclopedia, mistakenly refers to Barcelona as the capital city of Spain.