Solutreans (They Came from Spain)
http://www.wfu.edu/~cyclone/THE%20SOLUTREAN%20CONNECTION%20QUESTION.htm
http://www.bbc.co.uk/science/horizon/2002/columbusqa.shtml
Continental Drift
http://www.ucmp.berkeley.edu/geology/anim1.html
http://www.dinosauria.com/dml/maps.htm
Transoceanic
http://www.mindspring.com/~kimball3/transcon.html
http://www.strangehorizons.com/2002/20020128/voyagers.shtml
Beringia
www.ucalgary.ca/applied_history/tutor/firstnations/theories.html
The First Americans
http://www.centerfirstamericans.com/