An archeological site about Vinland with images and critical analysis.
The image of the Vinland map and the controversy about its authenticity.
An informative Canadian Historic site with images of the Vikings' expeditions.
Finlay, Robert. How Not to (Re)Write World History: Gavin Menzies and the Chinese Discovery of America. Journal of World History. 15.2 (2004): 29 pars. 14 Jul. 2007.
A very interesting article which severely critiques the theory by Gavin Menzies. He maintains that the Chinese fleet, trained by Zheng He, reached the Americas, New Zealand and Polynesia.
A program transcript discussing Gavin Menzies's theory that the Chinese Admiral Zheng He reached the New World with his fleet in the 1420s.
The supposed evidence of the voyages of Zheng He to America.
Archaeological claims about the Chinese discovery of America.
A critical study about Christopher Columbus and his voyages.
Various visual materials about the boats used by the Amerindians in the different areas of the country.