Lost Secrets - Season 1

Since it began in 1983, Frontline has been airing public-affairs documentaries that explore a wide scope of the complex human experience. Frontline's...

The First 48 follows detectives from around the country during these first critical hours as they race against time to find the suspect. Gritty and...

Doctor Who Confidential is a documentary to complement the revival of the long-running British science fiction television series Doctor Who. Each...

Follow brothers Marty and Rick Lagina through their effort to find the speculated - and as of yet undiscovered - buried treasure believed to have...

The adventures of Josh Gates as he investigates unsolved iconic stories across the globe.

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...

Maritime mysteries—old and new—come to life in this series, combining scientific data and digital re-creations to reveal shipwrecks,...

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

An insider's look at the engineering and scientific miracles behind the things that form the modern world.

Explore compelling cases that have gone cold for years, chronicling the journeys of the detectives who reopened them. The detectives relive the...