The epic battle waged over dinosaur fossils by rival paleontologists in the American West.
The New Deal program CCC put three million young men to work in camps across America.
John Wesley Powell's epic journey into the unknown Grand Canyon was filled with adventure as his team mapped the Colorado River for the first time.
The American effort to relieve starvation in Soviet Russia in 1921 during the worst natural disaster in Europe in 500 years.
A personal story of one family's dramatic effort to hold onto their family farm in Iowa as massive foreclosures sweep the nation in the 1990s.
The journey of Prince Maximilian, German naturalist, and artist Karl Bodmer, who explored the Mississippi River area from 1832-1834.
High on a granite cliff in South Dakota's Black Hills tower the huge carved faces of four American presidents: George Washington, Thomas Jefferson, Abraham Lincoln, and Theodore Roosevelt.