Join Christopher Columbus, Marco Polo, Vasco da Gama, Lewis and Clark, and other famous adventurers as they head for uncharted territory. A boatload of interesting historical details accompany fun-to-color scenes from the voyages. Word searches, mazes, spot-the-differences, and other puzzles challenge readers to help a Viking longboat navigate dangerous waters, explore an Aztec pyramid, and discover New World foods, from squash and pineapple to chocolate and vanilla.