The first voyage to America, of which we have any account, was performed by Northmen. But who were the Northmen?
Northmen, Norsemen, Scandinavians, are different names applied in a general way to the early inhabitants of Denmark, Norway, and Sweden. These people formed the northern branch of the Teutonic family.
America was reached by the Northmen as early as the beginning of the eleventh century...
This books deals with the discovery of America by the Northmen before Columbus.