Download or read book The Top Ten Explorers & Pioneers that Changed the World written by Anita Ganeri and published by The Rosen Publishing Group. This book was released on 2009-08-30 with total page 34 pages. Available in PDF, EPUB and Kindle. Book excerpt: Examines ten major exploring expeditions which had an impact on the world and were intended as explorations, rather than conquest or commerce, from the first human migrations to the flight of Yuri Gagarin.