Don Wildman travels to the farthest and deepest reaches of the globe, using cutting-edge technology to explore mysteries buried deep underground.

A look at the hunt for California's Zodiac Killer, who murdered at least five people in the San Francisco Bay Area in the late 1960s and early '70s.

Actress Megan Fox has peeked behind the curtain of some of these ancient sites, igniting an insatiable curiosity to learn more about these lost...

Crime-mystery series that zeroes in on a critical, lost gap of time during the day of a homicide. Once that gap's pieced back together, it breaks the...

At a historic Istanbul hotel, a journalist is unexpectedly thrust into the past and must stop a plot that could change the fate of modern Turkey.

Ottoman Sultan Mehmed II wages an epic campaign to take the Byzantine capital of Constantinople and shapes the course of history for centuries.

This illuminating docudrama series chronicles Moses' remarkable life as a prince, prophet and more with insights from theologians and historians.

The Knights Templar build a 4,000-mile network from Paris to Jerusalem; Mikey Kay and Garth Baldwin investigate the knights’ underground...