Secrets - Season 4

Part detective story, part true-life drama, long-running series explores some of the most iconic moments in history to debunk myths and shed new light on past events. Using the latest investigative techniques, forensic science and historical examination, it shatters accepted wisdom, challenges prevailing ideas, overturns existing hypotheses, spotlights forgotten mysteries, and ultimately rewrites history.

Investigates a wide range of historically compelling topics and the mysteries surrounding each including the Titanic, D.B. Cooper, Roswell, John Wilkes Booth, and more. Fresh, new evidence and perspectives will be showcased, such as never-before-released documents, personal diaries and DNA evidence.

Journalist and writer Graham Hancock travels the globe hunting for evidence of mysterious, lost civilizations dating back to the last Ice Age. He attempts to prove that a climatic event 12,000 years ago wiped out an entire civilization far more sophisticated than the simple hunter-gatherers some archaeologists believe lived at that time.

Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings to continued mass sightings in the US, each episode gives historic depth to the questions, speculations, provocative controversies, first-hand accounts and grounded theories surrounding this age old debate.

Experience the wonders of our world like never before in this epic series from Jon Favreau and the producers of Planet Earth. Travel back 66 million years to when majestic dinosaurs and extraordinary creatures roamed the lands, seas, and skies.

TV's most-watched history series brings to life the compelling stories from our past that inform our understanding of the world today.

HISTORY’s longest-running series moves to H2. Modern Marvels celebrates the ingenuity, invention and imagination found in the world around us. From commonplace items like ink and coffee to architectural masterpieces and engineering disasters, the hit series goes beyond the basics to provide insight and history into things we wonder about and that impact our lives. This series tells fascinating stories of the doers, the dreamers and sometime-schemers that create everyday items, technological breakthroughs and manmade wonders. The hit series goes deep to explore the leading edge of human inspiration and ambition.

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

Maritime mysteries—old and new—come to life in this series, combining scientific data and digital re-creations to reveal shipwrecks, treasures, and sunken cities on the bottom of lakes, seas and oceans around the world.

In this true-crime documentary, a cult expert and filmmaker infiltrate a polygamist sect to expose a self-proclaimed prophet and bring him to justice.