National Geographic has been at the forefront of space exploration, anthropology, genetics, archaeology, geography and conservation for 125 years. Over one whole year and 52 big nights every Sunday throughout 2013, join National Geographic Channel in the celebration of 12 and a half decades of ground-breaking expeditions, legendary explorers, historical milestones and ideas that changed the world with Explorer TOP 125.
Don’t miss your chance to win one of 10 copies of National Geographic 125 Years. Featuring show-stopping imagery and thrilling behind-the-scenes tales, this book reveals how much we've come to know about our world in the past 125 years.
For your chance to win, simply tell us in 25 words or less: What is the most important thing National Geographic Channel has taught you about the world?