Ferdinand Magellan, Genghis Khan, Thor Heyerdahl, Amelia Earhart, and Neil Armstrong: these are some of the greatest travelers of all time. This book chronicles their stories and many more, describing epic voyages--from early trips through the great port city of Alexandria to the latest journeys into space. In antiquity, we follow Alexander the Great to the Indus and Hannibal across the Alps; in medieval times, we trek beside Genghis Khan...