From Alexander the Great to Christopher Columbus, from Lewis and Clark to the first man on the moon, the great explorers and their magnificent journeys into the unknown charted the unknown and opened the world. The great American inventors such as Benjamin Franklin, Alexander Graham Bell, Thomas Edison, George Washington Carver, and the Wright Brothers were people of extraordinary talent and boundless energy that left an historic legacy of innovations and ideas that improved the quality of life for all. The great aviators, from the Wright Brothers to Charles Lindbergh pioneered man"s conquest of the skies in the last century. This includes: the first flight at Kitty Hawk, the Spirit of St. Louis, the first transatlantic solo fight and the world"s first "invisible" aircraft.