Machines: How They Work
Discovering the inner workings of car winches; coffee machines; hiking boots.
Discovering the inner workings of car winches; coffee machines; hiking boots.
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Investigators use hidden records to decode and reveal the mysteries behind historic American icons.
An archaeological investigation scans the ocean floor in search of sphinxes, temples and shipwrecks.
Evidence about the biblical battle that brought the walls of Jericho down.
New discoveries offer new clues in the hunt for Atlantis; the apocalyptic event that destroyed it.
New evidence from the site of the World Trade Center's Twin Towers gives answers to their mysteries.
The Hindenburg explosion was a huge catastrophe, and new technology may show what caused it.
Egypt's Black Pyramid collapses before its pharaoh is ever buried there.
Technology reveals alien phenomena as experts investigate the mysteries of the Bermuda Triangle.
Secrets of the long-lost city that was once the world's largest and richest.
Pyramids in the deserts of Sudan are the ruins of a powerful lost civilization.
New discoveries reveal who the Romans were trying to keep out with Hadrian's Wall.
Experts investigate why so many tried and failed to escape America's toughest jail.
A strange site called Saqqara is home to Egypt's very first pyramid.
The Seven Wonders are the engineering marvels built by great minds of long-lost civilizations.
Experts use the newest tech to discover what caused the fatal shootout at Tombstone's OK Corral.
Experts investigate the archaeological evidence to reveal when the tower might finally fall over.
Adolf Hitler's long-lost underground bunker harbors some of the greatest secrets of the Nazi regime.
Archaeologists strive to find out how ancient engineers could have built the Tower of Babel.
The latest science reveals what lies beneath Mount Rushmore and the secret history of its creation.
Archaeological finds may suggest that the legendary city actually existed.
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