National Geographic HD

Examine how seismic activity exposed WW II vessels near Iwo Jima; unravel clues to Maya political intrigue in Guatemala; see why footprints found post-storm are changing English migration history; visit a Neolithic wall on an eroding Scottish coast.

On Oct. 1, 2015, the cargo ship El Faro is on a regular run to Puerto Rico when it disappears in a Category 4 storm called Hurricane Joaquin; it is determined that the El Faro sank off the coast of the Bahamas with 33 crew members.

The story of the largest wildfire in Portugal's history and how it devastated a rural community; as firefighters tried to control the blaze, fierce winds combined with the fire to make it unstoppable; fleeing locals are caught in the inferno.

Montecito is hit by a natural disaster that leaves its residents fighting for their lives; overnight, the Californian beach town is swamped by a series of 30-feet high, boulder-filled debris flows that destroy homes and leave streets swimming in mud.

A mine collapses in Chile, trapping 33 miners almost half a mile underground.

CBP pulls a line of meth from a gas tank and stops an internal body carrier with fentanyl.

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Join your hosts Kevin Cash & Cory Cade as we discuss the 250th Anniversary of America with the official "America 250" logo on a Silver American Eagle label. We are locking in orders for this iconic release, but spots are limited! Don't miss out!

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Archaeologists investigate the suspicious death of Tutankhamun.

Archaeologists unearth new evidence about Ramses the Great.

Archaeologists investigate Egypt's famous warrior king, Alexander the Great.

Archaeologists investigate how the river Nile transformed ancient Egypt.

Archaeologists investigate Egypt s most famous female pharaoh, Cleopatra.

An attack on a small religious community on the holy island of Lindisfarne in A.D. 793 heralded the start of the Viking age of conquest and expansion; the Vikings' beginnings in Scandinavia.

The Siege of York occurred from 866 when the Great Heathen army laid claim to the Northumbrian capital of York; looking at the major battles, players and strongholds in ninth-century England.

The Silk Road opened up a world of trade for the Scandinavians in the East; seeking further wealth, the Vikings known in the East as "the Rus" attacked Constantinople in 860.

The siege of Paris in 885 was the culmination of the Viking invasions of Francia; looking at the persistent Viking attacks on Francia and the enduring presence of the Scandinavians on the Frankish Empire and beyond.

Political turmoil in Norway leads a voyage of discovery west. The Vikings discover Iceland where they established lasting settlement. Further exploration from Iceland leads to the discovery of Greenland and to the shores of Newfoundland, making them the first Europeans to discover America.

The mid-10th-century reign of Harald Bluetooth as king of a newly unified, powerful and Christianized Denmark marked the beginning of a second Viking age. But the reign was not to last with the Normans finally winning the English Kingdom in 1066. We look at the final days of the Viking empire.

In June 2020, scientists discover Aguada Fenix, a monumental 3,000-year-old Maya structure, and uncover the secrets of this ancient monument.

New evidence unearthed in Mexico's Yucutan begins to transform long-held ideas about the growth of the Mayan civilization.

Evidence of man-made reservoirs and toxic contaminants, and clues of battles and monumental pressure paint a picture of the Maya's downfall.

While the arrival of the Spaniards in the 16th century triggered a series of wars that caused the abandonment of the great Mayan cities, there is evidence that the Mayans never disappeared and their civilization never fell.

An attack on a small religious community on the holy island of Lindisfarne in A.D. 793 heralded the start of the Viking age of conquest and expansion; the Vikings' beginnings in Scandinavia.