National Geographic Television

Explorers Meriwether Lewis and William Clark lead a U.S. expedition to the Pacific Ocean and back.

National Geographic Scientist Uncovers Treasure Trove of Human Fossils That Could Challenge Rules of Human Evolution Tiny Humans Living as Recently as 1,500 Years Ago Could Rewrite the Timeline for Human Evolution.

Featuring the parallel stories of a supersize building project and a jaw-dropping archaeological adventure, Rome Underground takes viewers on an immersive journey deep under the Eternal City — revealing how the construction of a 26-kilometer subway line through Rome has literally unearthed some of the most important discoveries of the modern age.