What Did the Continents Look Like Millions of Years Ago?

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
http://www.theatlantic.com/technology/archive/2013/09/what-did-the-continents-look-like-millions-of-years-ago/279892/

Paleogeographic and Tectonic History of Western North
America: http://cpgeosystems.com/wnampalgeog.html

Western North America Paleogeographic Maps
http://cpgeosystems.com/wnam.html

Paleogeography (Home Page) http://cpgeosystems.com/

Yours,

Paul H.