Birmingham
Birmingham was a city in England.
History
The Eleventh Doctor and Amy Pond visited the location of Birmingham during the Ice Age where they rescued a Neanderthal from a Sabre-toothed tiger. (COMIC: Snow Globe)
In 1899, Mary Brown went to live with her relatives in Birmingham. (AUDIO: The Justice of Jalxar)
Bernice Summerfield visited Birmingham with UNIT in 1997 after learning of a local refinery being used by the Ice Warriors to manufacture the Red Death. (PROSE: The Dying Days)
A crashed Terpsivore spaceship was buried under Birmingham before being repaired and leaving in 2009. (COMIC: Death Disco)
By 2069, cannabis cigarettes were legal and manufactured in Birmingham. (PROSE: Alien Bodies)
The Doctor once encountered a Stigorax in Birmingham in the 25th century. (TV: The Happiness Patrol)
References
George Litefoot owned an Oriental fowling piece that had actually been made in Birmingham. The Doctor saw this as a hallmark of quality manufacturing and used the duck gun to kill a giant rat in the London sewers. (TV: The Talons of Weng-Chiang)
The Tenth Doctor offered June a lift back to Birmingham in the TARDIS after she missed her train. (PROSE: The Slitheen Excursion) According to the Eleventh Doctor, the collection plate of the Mandalax Tide was the size of Birmingham. (COMIC: Pay the Piper)
Behind the scenes
Several Doctor Who cast and crew members were born in Birmingham. These included Annette Badland and Dave Martin. Samuel Anderson, the actor who portrays Danny Pink, was also born in the city.
Cast members Mary Tamm and Peter Miles have previously worked with the Birmingham Repertory Theatre.
The studio filming for A Girl's Best Friend was unusually outside of London at Birmingham's Pebble Mill Studios.
Location information
Though it's possible that a real world location doesn't exist in the same geographic space in the Doctor Who universe, such cases are few and far between. Thus, the map to the right is probably a good indicator of the DWU location of Birmingham.