Neil Maher tackles issues related to the CCC and the Great Depression.
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 remarkable story of how a railroad was built connecting California to the East.
A daunting story of shipwreck, starvation, mutiny and cannibalism amongst a group left abandoned in the high Arctic.
In 1934, American polar explorer Richard Byrd became the first to experience winter in Antarctica's interior.
The contradictory history of a dam that became a statement of American power and prestige.
Robert Marshall, Aldo Leopold and Howard Zahniser dedicated their lives to protect the shrinking American wilderness.
In 1927, the Mississippi River flooded from New Orleans to Illinois, leaving a million people homeless and leading to a major black migration to the North.
Native Alaskans, oil company representatives, environmentalists, politicians, and others tell the story of the 800-mile pipeline.