Havana

Havana was the capital city of Cuba. It hosted the Olympic Games in 2044. (TV: The Waters of Mars)

The Sixth Doctor promised Evelyn Smythe that he would go to Mexico or Havana to pick up some specialty chocolate for her to use if she agreed to travel with him. (AUDIO: The Marian Conspiracy)

At some point in the 21st century, the Doctor attended Fidel Castro's funeral in Havana. (PROSE: Revolution Man)