Large meteorite crater remnant discovered in Western Sahara

[Rick]

(Boston) – Researchers from Boston University have discovered the remnants of the largest crater of the Great Sahara of North Africa, which may have been formed by a meteorite impact tens of millions of years ago. Dr. Farouk El-Baz made the discovery while studying satellite images of the Western Desert of Egypt with his colleague, Dr. Eman Ghoneim, at BU's Center for Remote Sensing.

Full story: http://www.bu.edu/phpbin/news/releases/display.php?id=1073
Images: http://www.bu.edu/remotesensing/News/kebira/index.html