President Theodore Roosevelt was caught in the middle of the first major battle for wilderness preservation, over the building of Hetch Hetchy Dam in Yosemite National Park.
The story of the farmers who dreamed of prosperity and lived through ten years of drought, dust, disease and death.
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.
It was the largest fire in American history: by the time it was all over, more than three million acres had burned and at least 78 firefighters were dead.
From Joseph Smith's discovery of gold tablets to persecution, migration, and settlement in Utah, the film explores the history of the most American of religions.
The most daring and innovative accomplishment at the turn of the 20th century.
During the Great Depression, Americans built the Hoover Dam, one of the greatest engineering works in history.
The American effort to relieve starvation in Soviet Russia in 1921 during the worst natural disaster in Europe in 500 years.
Today one of the most-recognized figures in American literary history, poet Walt Whitman was denounced by critics in his own time.