The Richat Structure, or " Eye of the Sahara ", only just appeared on my Got the below information from an article on a travel site called "The. The Richat Structure, also known as the Eye of the Sahara and Guelb er Richat, is a prominent circular feature in the Sahara near Ouadane, west–central. This prominent circular feature in the Sahara desert of Mauritania has bull's- eye in the otherwise rather featureless expanse of the desert. Questions Tags Users Badges Unanswered. I like to read updated news. For scale, the tiny dots on the south side of the bullseye are trees and bushes. Prashanth 2, 1 12 You have successfully emailed the post.