Dubai
From Tardis Wiki, the free Doctor Who reference
Dubai was a region on Earth in the Middle East.
In the early 21st century, Callum Fitzhaugh was reunited with Caitlin during a visit to Dubai. (NSA: Beautiful Chaos)
In 2099, Snowglobe 7 was situated in Dubai. (NSA: Snowglobe 7)
Behind the scenes
The desert scenes for DW: Planet of the Dead were filmed on location in Dubai.