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 African-Americans navigate safe those regions of the United States where segregation and Jim Crow laws were disgracefully applied.

When "Star Trek" first aired in 1966, it expanded the viewers' imaginations about what was possible in their lifetimes. Today, many of the space-age technologies displayed on the show, like space shuttles, cell phones, and desktop computers, have already gone from science fiction to science fact. Other innovations, like warp drive, teleportation, and medical tricorders are actively in development. Join us as we celebrate the 50th Anniversary of "Star Trek" - a show that continues to inform, enrich, and inspire.

"The World's Loneliest Elephant" Kaavan will finally experience freedom, thanks to his biggest champion, the one & only Cher. We'll follow Cher, Free The Wild, Four Paws International, and Kaavan on every step of the trip.

Reporter Judith Wilkes leaves her husband and two sons in Sydney and goes to Malaysia to cover the story of the Vietnamese boat people. She becomes romantically involved with Kanan, and strikes up a friendship with Lady Minou Hobday, who keeps a regular vigil at "Turtle Beach" where the refugees try to land secretly in the hope that one day her own children will arrive. Accompanying Minou one night, Judith witnesses a brutal massacre by the Malaysians which spurs her on to expose the horrors of the internment camps at Bidong.

A documentary about the work and personality of artist David Hockney.

A comprehensive look at the events leading up to the Battle of the Little Bighorn as well as the myths and legends it spawned, and its impact on history.

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 century: the launch of Apollo 11. Over the next few days, the world watched on with wonder and rapture as humankind prepared for its "one giant leap" onto the moon--and into history. Witness this incredible day, presented through stunning, remastered footage and interviews that takes you behind-the-scenes and inside the spacecraft, Mission Control, and the homes of the astronaut's families.

For thousands of animals every year, migrating across Patagonia is the only chance of survival as they return to give birth and raise their young or come home to feed.

Cassius X puts a period of often-overlooked history into the spotlight – the period when Cassius Clay fought his way to achieving his lifelong dream of becoming World Heavyweight Champion while embarking on a secret spiritual journey.

The story of Hitler’s final hours told by people who were there. This special features exclusive forgotten interviews, believed lost for 65 years, with members of Hitler’s inner circle who were trapped with him in his bunker as the Russians fought to take Berlin. These unique interviews from figures such as the leader of the Hitler Youth Artur Axmann and Hitler’s secretary Traudl Junge, have never before been seen outside Germany. Using rarely seen archive footage and dramatic reconstruction, this special tells the story of Adolf Hitler’s final days in his Berlin bunker.

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 fortress for America's commanders-in-chief, carrying them in victory, in shame, and even death. Join us as we take an unprecedented look at the world's most famous aircraft: how it was born, how it has developed over the decades, and the role it has played in historic events, from the death of Kennedy to the 9/11 attacks to a morale-building, surprise Thanksgiving visit to Iraq, and more.

America's experiences during the Civil Rights Movement and the Space Race are well documented. However, few know about the moment these two worlds collided, when the White House and NASA scrambled to put the first black astronaut into orbit. This is the untold story of the decades-long battle between the U.S. and the Soviet Union to be the first superpower to bring diversity to the skies, told by the black astronauts and their families, who were part of this little known chapter of the Cold War.

Discover the evolutionary secrets of some of the world’s most majestic creatures. From voracious crocodiles and acrobatic birds to stupendous whales and majestic elephants, WHEN WHALES WALKED follows top scientists on a global adventure as they follow clues from the fossil record and change what we thought we knew about the evolution of iconic beasts.

How rich was Hitler really, and how did he waste his money, both while living and in his will?

Drama-led documentary following the life of Signe, an orphaned Chief's daughter, who, driven by revenge, becomes an explorer and trader in the lands of the Rus Vikings.

She is a 13-foot, 70-pound snake that combines size and strength with a strike faster than the blink of an eye. Meet Squeeze, an eight-year-old African rock python who's capable of hunting in any terrain at any time of day for virtually any prey. As a new mother, her single goal is to incubate her young and keep them from becoming someone else's dinner. Follow her as she discovers that motherhood in the cold-blooded world of the South African savannah is no walk in the park.

In the jungles of the Solomon Islands, a remote archipelago in the South Pacific, a biologist is attempting to do something Charles Darwin and Ernst Mayr never accomplished: catch evolution in the act of creating new species. Albert Uy is on the verge of an amazing discovery in the Solomon Islands, but there's a threat looming on the horizon. The islands' resources are being exploited, putting all local wildlife at risk. It's a race against time to gather the evidence necessary to prove the existence of a new species before it's lost forever.

A caving expedition recently discovered a community of dwarf crocodiles living in the Abanda Caves, Gabon. The crocs are living in pitch darkness, hunt bats and some have bright-orange skin. Part of the original team returns to find out more about this bizarre phenomenon. It's mission impossible to access the crocs world and there's no way of knowing what they might find.

In this eye-opening documentary about the inner workings of the White House, the most famous residence in America opens its doors for a behind-the-scenes tour and a meet-and-greet with the staff who keep it running in tip-top shape. Highlights include bird's-eye musings from White House workers who've seen it all and an interview with former President George H.W. Bush, who shares his memories about living in Washington, D.C.

Barack Obama launched into our national consciousness at the 2004 Democratic National Convention and ever since, he's delivered messages of patriotism, unity, and hope through the power of words. But of all the speeches he's given, six in particular may define his legacy as, in historian Doris Kearns Goodwin's words, "one of the best writers and orators in the presidency." Interviews with eminent historians and key figures in his writing process give rare insights into these iconic speeches, as well as the Obama presidency and the man himself.