To Catch a Smuggler

National Geographic invites you to live curious through engaging programming about the people, places and events of our world.

Watch full episodes, specials and documentaries with National Geographic TV channel online.

Three years in the making, Great Migrations is a landmark series featuring the epic struggles of animal migrations around the planet, and the groundbreaking science behind these life-or-death marathons. It's a chronicle of inspiring, often harrowing journeys, unforgiving odds, and what it really means to move as though your life depends on it.

Aquatic ecologist Zeb Hogan gets up close and personal with bizarre giants of the water.

In Season 3, Hard Time takes viewers on a yearlong journey behind bars, following the lives of those who work and serve time in two of Georgia's toughest maximum-security prisons. Episodes include Battle Behind Bars, World Without Men, Women on Lockdown, Gangs vs. God, Cellphone War, Prisoner Protest, The Convict Cycle and The Outsiders.