Muhammad Ali brings to life the iconic heavyweight boxing champion who became an inspiration to people everywhere.

In a gripping new Court TV original documentary series, host David Scott (HBO Real Sports, ABC News) ventures inside high-security prisons to delve...

A series of reports chosen by "Dateline" correspondents that answers the question they most often get asked — what their most memorable story...

20/20 is an American television newsmagazine that has been broadcast on ABC since June 6, 1978. Created by ABC News executive Roone Arledge, the show...

For the first time, key figures from John Lennon's life and death—including friends, doctors, and investigators—share personal memories...

The best way to get away with murder is to have someone else do it for you, which is why the most cunning killers never lay a finger on their...

Host and retired detective Lt. Chris McMullin gives insights on crimes that took place in a region steeped in rich history and vibrant culture that...

Follow a class of Navy and Marine Corps student pilots as they enter the final and most unforgiving phase of elite strike fighter training. It's six...

In six remote and beautiful places on our planet are queendoms run by the most powerful leaders in the animal world. These queens are sisters, single...

Spectacular crimes in German criminal history: Investigators and experts explain the possibilities and limitations of investigative work at that time...

Award-winning actor and nervous explorer Eugene Levy steps out of his comfort zone for a whirlwind tour of the world's most beautiful and intriguing...

Eighty-five million acres make up the National Park System, and only 33 special agents nationwide are responsible for investigating crimes that occur...

Executive producer Jon Favreau invites the cast and crew of The Mandalorian to share an unprecedented look at the making of the series. Each chapter...

Investigates a wide range of historically compelling topics and the mysteries surrounding each including the Titanic, D.B. Cooper, Roswell, John...

MegaStructures is a documentary television series appearing on the National Geographic Channel in the United States and the United Kingdom, Channel 5...

Actor Zac Efron journeys around the world with wellness expert Darin Olien in a travel show that explores healthy, sustainable ways to live.

American Masters is a PBS television series which produces biographies on enduring writers, musicians, visual and performing artists, dramatists,...

Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.

Filmed across six continents, this docuseries uses cutting-edge camera technology to capture animals' nocturnal lives, revealing new behaviours...

Bear strands himself in popular wilderness destinations where tourists often find themselves lost or in danger.

David Attenborough celebrates the amazing variety of the natural world in this epic documentary series, filmed over four years across 64 different...

Don Wildman unearths relics from the world's greatest institutions to reveal secrets from the past. He examines each artifact to illuminate history's...