viking navigationHow was the Norse Navigator able to shape his course across the North Atlantic long before the invention of the magnetic compass? This book tells the story of the Viking Sun Compass and how it allowed the Vikings to sail across the Atlantic. In 1948, the Danish archaeologist C. L. Vebk found the remains of a small wooden disc at the Viking Age site of Uunartoq in Greenland. Since then the Master mariners Carl V. Sver and Soren Thirslund have