Collection of 16th and 17th century maps displaying different European interpretations of the geography of the New World. (
http://www.libs.uga.edu/darchive/hargrett/maps/neworld.html
)
Links to sites with anthropological and archaeological information on ancient cultures in North America. (
http://www.abotech.com/Rings/ancientcivring.htm
)
Articles on Columbus, a link to the Library of Congress' 1492 Exposition, and a link to Discoverers Web, an enormous database covering European explorations of North America and other regions around the world. (
http://muweb.millersville.edu/~columbus/
)