The Eye of the Sahara

A geologic phenomena of 48 km (29 mi) in diameter we will be discussing in this article is located in the southwest Sahara, and is very visible from space. The Richat Structure, also known as the Eye of Sahara is thought to have been caused by a meteorite impact. There are others who think that it is a dormant volcano. Geologists now believe that the ring dikes this feature ... [Više...]