Listen to an interview with Pat Sutherland on As It Happens.
The Ottar, a Norse shipping vessal.
“The Norse were here over a long period of time, and they had business to do,” says Sutherland. The dig at the Nanook site has revealed signs of a structure—stone walls marking out the shape of an trading post—possibly the first European building this side of the Atlantic.”It certainly substantiates that there were Europeans on the site,” says Sutherland, “no question about that.
Source: The Norse: An Arctic Mystery