What Did the Continents Look Like Millions of Years Ago?
An artist-geologist renders the history of the Earth with maps.
by Geoff Manaugh and Nicola Twilley, The Atlantic Sept. 23 2013
Paleogeographic and Tectonic History of Western North
Western North America Paleogeographic Maps
Paleogeography (Home Page) http://cpgeosystems.com/