As more and more settlers began to pour into California throughout the 1840s, a chain of events led to the Bear Flag Revolt
Learn how Central Park, the first of its kind, was given a completely visionary design that's since influenced cities around the country
A hammerhead shark is capable of detecting a single drop of fish oil in a body of water equivalent to an Olympic-size swimming pool
An entire colony of English settlers disappeared from Roanoke Island, just outside North Carolina's Outer Banks
In 1940, German U-boat commander Otto Kretschmer's submarine was under siege for hours and his crew grew tremendously stressed
Historically feared by humans, brown bears were once aggressively hunted in the contiguous U.S.
Your bags usually make the same journey you do. But before they've even boarded, they're in for a six-mile automated trip through the bowels of the airport
How did the pliosaurus, a 45-foot-long underwater prehistoric predator, keep up with its prey? A biomechanics expert finds answers by observing the penguin
Many airports employ passenger flow experts to look out for travel patterns among passengers. From there, they can change the airport's infrastructure
In 1967, archeologists discovered Akrotiri. It may be the missing city of Atlantis, as well as the origin of the modern toilet
The Confederate Civil War prisoner camp in Andersonville, Georgia, was an utter nightmare for the many soldiers held within
The Badlands of South Dakota are filled with the fossils of fascinating and surprising prehistoric animals
Still fresh from his Olympic win, boxing legend Muhammad Ali was turned away from a restaurant in his hometown that didn't serve African Americans
Built during the Klondike Gold Rush in 1898, the Yukon and White Pass Railway is a stunning sight
What happened to the giant volcano thought to have destroyed Atlantis? The answer may be the island of Santorini...all of it
In the late 1700s, more than 60 million bison roamed the Great Plains. Over the years, demand for fur and meat drove their numbers down
An NBA expert has interviewed over 150 people in a quest to track down the ball used in Wilt Chamberlain's 1962 100-point game
In the wilderness of Wyoming, there's a magnificent pillar of ancient lava so unique, that even geologists are at odds on exactly how it was formed
Archaeologists look to trees to determine the destruction of a pre-Columbian civilization found in southern Illinois
A dog's sense of smell is 100,000 more sensitive than a human's. That's why the U.S. military uses them to detect improvised explosive devices
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