Gobi Desert
From Tardis Wiki, the free Doctor Who reference
The Gobi Desert was a vast and sandy desert in China and Mongolia.
Geography
Lop was located on the edge of the desert. (TV: Marco Polo)
History
When the First Doctor, Susan, Ian and Barbara met Marco Polo in 1289, they travelled across it on their way to the Tun-Huang, briefly stopping at a small oasis on the way. (TV: Marco Polo)
In the 21st century, UNIT Lieutenant Sam Bishop and Petronella Osgood were deployed to the Gobi Desert in Mongolia in search of a Nestene energy unit. (AUDIO: Earthfall)