

Explorer and filmmaker Reza Pakravan has set off on an epic journey along Africa's most volatile and dangerous borders to discover the lives of those who live there.

Some of the most amazing, eye-opening and downright scary paranormal videos from around the world are featured as a panel of experts break down the footage and analyze what exactly the eyewitnesses captured.

Psychic medium Amy Allan and former NYPD homicide detective Steve DiSchiavi investigate locations that are reported to be haunted.

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

Infographics and archival footage deliver bite-size history lessons on scientific breakthroughs, social movements and world-changing discoveries.

This spin-off of the wildly popular House Hunters goes around the globe. Home hunters and their realtors check out all sorts of architectural styles and work through the quirks of buying real estate in other countries.

Profiles of some of the men who choose to live off the grid in the unspoiled wilderness, where dangers like mudslides, falling trees and bears are all part of everyday life.

From roots in the Deep South to the slums of New Jersey, "Who Do You Think You Are?" follows the journeys of some of the most well-known names in American popular culture. Watch as celebrities discover unknown details about themselves and their families while researching their ancestry with the help of historians and genealogical experts.

In 2004 Ewan McGregor and Charley Boorman embarked on an epic challenge to bike 20,000-miles across 12 countries and 19 time zones in just 115 days. Watch as two friends ride around the world together and, against all the odds, realize their dream.

Doctor Who Confidential is a documentary to complement the revival of the long-running British science fiction television series Doctor Who. Each episode was broadcast on BBC Three on Saturdays, immediately after the broadcast of the weekly television episode on BBC One. The running time of the first two series was 30 minutes, being extended to 45 minutes in the third. BBC Three also broadcast a cut-down edition of the programme, lasting 15 minutes, shown after the repeats on Sundays and Fridays and after the weekday evening repeats of earlier seasons.

Just up the river from our nation’s capital lies a hidden gem—Potomac, Maryland. Its rolling hills, gated mansions, sophisticated prep schools, and exclusive country clubs all serve to keep the area invitation-only. Sprinkled throughout this community are a handful of old-line, wealthy African-American families who have historically broken racial barriers to provide a life of privilege for their children. In a town where entry is granted only through class, pedigree, and lineage, how far will the ladies go to secure their spot at the top of this prestigious circle?

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 destinations.

Will Smith whose curiosity and wonder is positively infectious—is guided by National Geographic Explorers traveling to different corners of the world to get up close and personal with the weirdest, most unusual, dangerous and thrilling spectacles of the planet.

This immersive series follows the world's most magnificent creatures, capturing never-before-seen moments from the heartwarming to the outrageous.

This hourlong documentary series focuses on the issue of teen pregnancy, with each episode detailing the wide variety of challenges -- marriage, adoption, finances, gossip and graduating high school among them — a pregnant teenager faces while still coming of age.

Journeying to the far reaches of our planet, this eight part series follows some of the world's most amazing species, telling extraordinary stories that are dramatic, thrilling, funny and sometimes heart-breaking, but always full of hope.

Can you tell the difference between fact and fiction? Several stories of strange, mysterious and incredible occurrences are chronicled during each episode. It is up to the viewer to decide which stories actually happened and which were completely fabricated by the show’s writers. The answer is revealed by Jonathan Frakes at the conclusion of each episode.

A series of standalone documentaries powered by the unparalleled journalism and insight of The New York Times, bringing viewers close to the essential stories of our time.

In this harrowing reality series, “Survivorman” Les Stroud travels to far-flung locales with little more than the clothes on his back and 50 pounds of camera equipment to battle - and try to survive - insanely harsh conditions.

Explore Marvel’s rich legacy of pioneering characters, creators and storytelling to reflect the world outside your window. Each documentary, helmed by a unique filmmaker, showcases the intersections of storytelling, pop culture, and fandom within the Marvel Universe.

Utilizing a team of reputable professionals working alongside "The Secret of Skinwalker Ranch" veterans, this series explores other sites of unusual activity and "high strangeness" phenomena in an effort to discover if the activity documented on Skinwalker Ranch is not only real, but pervasive.