60 Most Mysterious Places On The Earth That You Should Visit

By Neil Pollin

Devil’s Tower, U.S. National Monument, Wyoming

Devil's Tower, U.S. National Monument, Wyoming
Devil’s tower is not like any other tower. It emerged out of the rolling prairie flanking the Black  Hills. It came into existence in 1906  and happens to be the first national monument of the country. It is a sacred site for many tribes including Lakota.