Most Popular Books
- The Frozen Echo: Greenland and the Exploration of North America, ca. A.D. 1000-1500
- Mit Kurs auf Thule: Die Entdeckungsreisen der Wikinger
- Voyages and Exploration in the North Atlantic from the Middle Ages to the XVIIth Century
- Maps, Myths, and Men: The Story of the Vinland Map
- In Quisling's Shadow: The Memoirs of Vidkun Quisling's First Wife, Alexandra
