Sunken Continents versus Continental Drifthttps://www.bibliotecapleyades.net/tierra_hueca/inner_earth/sunken.htm
of the formation of the Appalachian mountains in terms of three successive collisions of North America seems 'too implausible even for a science fiction plot'. C.D. Ollier states
2blowhards.com: Redesigning the U.S. Maphttp://www.2blowhards.com/archives/2006/10/redesigning_the.html
During the Civil War, Appalachia was largely pro-Union, and the state became more and more Confederate the further west you moved. When I visit Chattanooga or Memphis (especially
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