Timewatch

Season 16, Episode 2

Episode Title: Before Columbus

Air Date: 1997-03-04

Overview:

Christopher Columbus is popularly believed to have been, in 1492, the first European to discover America. However, some historians are convinced the New World was known before he set sail. Examines their claims and looks into the belief that the Mandan Indians of North Dakota are partly descended from a 12th-century Welsh prince.