An epic detective story that offers a gripping expose on why the world is so unequal. Professor Jared Diamond traveled the globe for over 30 years trying to answer this question. Based on the Pulitzer Prize-winning book.

Relive an amazing tale of discovery and exploration as National Geographic brings to life the first crossing. Two hundred years after Lewis & Clark epic journey, go back in time and discover the adventure, danger, and beauty of the unmapped West.

The latest discoveries reveal the true story of Jamestown as you've never seen it before. With exclusive access to forensics and archaeology, National Geographic reveals shocking new evidence of starvation and disease, secret plots and Spanish spies.

A rare glimpse inside the secret archives and private chapels of the Vatican. Privileged accounts from Vatican officials, historians, and devoted individuals who work closely with Pope John Paul II provide insight into the remarkable history of the holy city and the unique traditions that have survived for nearly 2000 years.

What makes methamphetamine ('meth') so powerful, addictive and destructive? Lisa Ling infiltrates the rural epidemic with footage of lab busts, police surveillance and several harrowing personal accounts. Raw inside information on a frequent subject.

Witness how technology, commerce and conflict have shaped the struggle for supremacy of the seas - not on the surface, but at the very bottom of the ocean.

A look at America's first president, whose face is as familiar as the dollar bill but whom most of us hardly know. By using high-tech tools and scientific techniques, archaeologists, scientists, and historians are uncovering new clues about who George Washington really was.

Host Lisa Ling examines the consequences of China's two-decade-old, one-child policy, as it is commonly called. To curb the country's exploding population, China limits most families to one child, or in certain circumstances, two children. Due to cultural, social and economic factors, traditional preference leans toward boys, so girls are often hidden, aborted or abandoned. As a result, tens of thousands of girls end up in orphanages across China....

The most intimate and three-dimensional documentation of the annual pilgrimage to Mecca. "Inside Mecca" follows three Muslims from very different backgrounds as they embark on an epic five-day reaffirmation of faith and quest for salvation. Witness the personal stories of the pilgrims and the mental prepration, physical strain and spiritual ecstasy they encounter on their pilgrimage of faith.

As world-famous aviator Amelia Earhart closed in on her record-setting attempt to fly around the world in July 1937, she disappeared somewhere over the Pacific Ocean - vanishing without a trace. Did she run out of fuel and crash into the sea? Or could she have survived?