Tabun Khara Obo #
In southeastern Mongolia, roughly halfway between Ulaanbaatar and Beijing, lies an ancient crater. Tabun Khara Obo was first identified as a probable impact crater in 1976, but confirmation did not occurr until decades later.
Photo courtesy of NASA., under PD
Drilling at the site in 2008 revealed rock features consistent with high-speed impacts such as those caused by meteorites.
The dark, irregularly shaped area in the lower right corner of the image is vegetation along a river channel.