By the 1850s, America's busiest ports were in New England, many with dozens of whale ships embarking on hunting expeditions every week.
America's west coast was also home to hundreds of whale ships. Pacific voyages departed from San Francisco, California and Honolulu and Lahaina, Hawaii with the greatest regularity.
The most daring and innovative accomplishment at the turn of the 20th century.
A daunting story of shipwreck, starvation, mutiny and cannibalism amongst a group left abandoned in the high Arctic.
Native Alaskans, oil company representatives, environmentalists, politicians, and others tell the story of the 800-mile pipeline.
Vivid memories of those trapped in the terrifying temblor of 1906 that killed thousands of Californians.
The journey of Prince Maximilian, German naturalist, and artist Karl Bodmer, who explored the Mississippi River area from 1832-1834.
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 life of the legendary photographer, known best for his black and white images of the wilderness of the American West.
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.