San Francisco
San Francisco is a city located in California in the United States of America.
On 18th April 1906, San Francisco was ravaged by an earthquake and consumed by fire. Azathoth and her rakshassi army, having been diverted here by the Doctor, were consumed in the fire. (NA: All-Consuming Fire) The vampire known as Weird Harold was found buried alive after the earthquake. (EDA: Vampire Science)
In 1967, during which time the city was the hub of the hippie movement, the Doctor, Ben and Polly visited and battled the Goblin. (TN: Wonderland)
In 1976, the Doctor and Sam Jones visited San Francisco and saved Carolyn McConnell from a vampire. They then traveled to 1997 to battle vampires some more. (EDA: Vampire Science)
In late December 1999, it was the site of the Doctor's regeneration into his eighth incarnation. (DW: Doctor Who)
In November 20002, the Doctor, Sam and Fitz Kreiner visited San Francisco, where Sam and the TARDIS fell into a dimensional anomaly. Sam was reverted to her original timeline, but sacrificed herself to save the TARDIS and San Francisco. (EDA: Unnatural History)
In the early 21st century, San Francisco fell into the sea. (EDA: The Janus Conjunction) However, a city named San Francisco was around in the 22nd century (EDA: The Face-Eater) and the 26th century. (BNA: Beige Planet Mars)