The Vinland Map purports to be a 15th century map depicting Viking exploration of North America centuries before Columbus. If genuine, the Vinland map is one of the great documents of Western civilization; if fake, it's an astonishingly clever forgery

http://www.isidore-of-seville.com/vinland/index.html

There has been a debate for this for years..but the map is for 99% a fake....You've got an expert on Vinland here...That is what my diplomawork is all about...and especially Freydis, showing her breast and slapping a sword against it to scar away the indians.... he he ;-)