[contentcards url=”https://www.thoughtco.com/eye-of-the-sahara-4164093″] By Carolyn Collins Petersen The Blue Eye of the Sahara, also known as the Richat Structure or the Guelb er Richat, is a…
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[contentcards url=”https://www.thoughtco.com/top-conservative-states-in-the-us-3303802″ target=”_blank”] By Marcus Hawkins While there are plenty of red and red-leaning states in the U.S., a few are known for being especially conservative,…