Hard Time

An exploration of behaviors and lifestyles that are acceptable in some cultures but forbidden, illegal or reviled in others.

A look at Europe's most stunning countries.

Hazen Audel embarks on an epic trek that will mirror a traditional Berber nomad journey across the Saharan desert cauldron to an oasis.

The '90s: The Last Great Decade? revisits the decade through "inside out" storytelling and analysis via 120 original interviews—from unsung heroes behind the decade's most riveting stories to the biggest names in politics, tech, movies and music. They reveal a decade of highs and lows: Bill Clinton swept into office on the promise of change; we all made new "Friends"; the LA Riots kept us glued to our TVs; Nirvana gave Generation X a voice but everyone danced the Macarena; and "The Real World" and Jerry Springer changed the television programming landscape. With a star-studded cast of actors, eyewitnesses, politicians and celebrity interviewees, The '90s tells the story of 10 years before boom turned into bust; 10 years when the Web was wide open; 10 years before global terror hit hard.

What unfolds when the world's deadliest predators face off against prey and people. Discovering the reasons behind close encounters and the secrets to great escapes.

Famed oceanographer Robert Ballard embarks on an underwater odyssey, exploring the darkest reaches of the ocean to better understand the role it played in the formation of continents and in the origins of life itself.