Which American explorer tried 8211 but failed 8211 to walk around the world? What American heiress eschewed a life of ease to explore the Arctic? Who was the first African American astronaut in space?Youll learn the answers to these questions and more when you solve the 50 original puzzles in American Acrostics Volume 7: Puzzling Explorers and Adventurers Sound like fun? Then sharpen your pencil and get ready to discover fascinating facts about the men and women who have traveled to the four corners of the earth 8211 and beyond