Exploring Space - Story of Exploration Author:Robert Grayson What drives people to explore? What do they hope to discover? Throughout history, people have responded to the challenge of adventure. They pushed past old boundaries and opened up new horizons. The Story of Exploration chronicles these exploits through extreme climates and perilous situations. Follow brave adventurers from the depths of Earth's... more » seas to beyond the confines of the planet. Examine key missions, and discover how new findings change the way we see our world. Learn how expeditions were achieved, what tools were used, and who the key explorers were. Comprehensive narrative text, compelling photographs, and primary sources highlight the thrill and excitement behind The Story of Exploration.« less