Most Viewed From Smithsonian Channel

In 1936, Victor H. Green (1892-1960) published The Negro Motorist Green Book, a book that was both a travel guide and a survival manual, to help...

The story of Hitler’s final hours told by people who were there. This special features exclusive forgotten interviews, believed lost for 65...

Take a cross-country flight over Ireland's natural wonders and ancient ruins. In this spectacular overview of the historically significant Emerald...

"The World's Loneliest Elephant" Kaavan will finally experience freedom, thanks to his biggest champion, the one & only Cher. We'll follow Cher,...

On November 13, 1974, police discovered six members of the De Feo family: father, mother and four of their five children shot dead, at 112 Ocean...

The sinking of the RMS Titanic remains one of the most enduring and mysterious tragedies of the 20th century. For decades, investigators and amateurs...

The sinking of the Lusitania and the impact it had in determining the fate of World War I is widely known. But few know the stories of the passengers...

Cassius X puts a period of often-overlooked history into the spotlight – the period when Cassius Clay fought his way to achieving his lifelong...

In January 1942, the U.S. military created a new bomber command, the Eighth Air Force, and sent a small contingent of men overseas to loosen the...

Air Force One is a marvel of military engineering. For more than half a century, the presidential fleet of armed jumbo jets has served as a flying...

It's death on an unimaginable scale, when a majority of Earth's species quickly die out. It's called "mass extinction," and it's happened at least...

Unlock the secrets of the most celebrated and prized gem in the world. Learn why the Hope Diamond has inspired superstition and passion since its...

On July 16, 1969, hundreds of thousands of spectators and an army of reporters gathered at Cape Kennedy to witness one of the great spectacles of the...

Take an epic voyage over the remote island nation of New Zealand, the last habitable landmass to be discovered on the planet. No bigger than the...

Cuba's enforced isolation has resulted in the unlikeliest of marine reserves: a huge, rambling archipelago known as Jardines de la Reina, or "Gardens...

For thousands of years, the Great Plains were home to countless numbers of American bison, but in the late 1800s, the number of bison dropped from...

The doctor who tried to save him. The Secret Service agent who was seconds too late. The man wrongly accused of his murder. And the woman who...

Over billions of years, planet Earth has become home to an amazing interdependent ecosystem, containing a dizzying variety of animals and plants. But...

A haunting call echoes across the Liuwa Plain. There is no answer, there hasn't been for years. She has no pride, no support - she alone must...