Dan Snow uncovers the lost Vikings in America with space archaeologist Dr. Sarah Parcak. Parcak uses satellites 383 miles above the earth to spot ruins as small as 30 centimeters buried beneath the surface. As Parcak searches for Viking sites from Britain to America, Snow explores how they voyaged thousands of miles when most ships never left the shoreline.

Dan Snow uncovers the lost Vikings in America with space archaeologist Dr. Sarah Parcak. Snow tracks the Vikings expansion west, first as raiders and then as settlers and traders throughout Britain and beyond to Iceland and Greenland. In North America, they excavate what could be the most westerly Viking settlement ever discovered.