Discover what the relics of an oasis reveal about the fall of the civilization that built Petra.
Oasis Ruins and Petra's Collapse
See how the majestic stadium looked 1,900 years ago.
The Colosseum in its Original Glory
The arena where gladiators trained, and how they made their grand entrance into the Colosseum.
Ludus Magnus: The Gladiator School
Despite being in a Hindu country, the Taj features a great deal of Muslim symbolism.
Religion and Power at the Taj Mahal
See inside the famous Indian monument as never before.
The Perfect Beauty of the Taj Mahal
Travel deep into the chambers of the Egyptian mega-temple to find a hidden city and uncover its mummies.
The Hidden City of Karnak
The truth behind Karnak's hypostyle wall, where Ramses II covered up the work of his father, Seti I.
Ancient Egyptian Family Feud
Each warrior in Emperor Qin Shi Huang's Terracotta Army is unique. Here's an inside look at how the army was built.
How China's Terracotta Army Was Made
Archaeologists believe the body of China’s first emperor, Qin Shi Huang, lies in a mysterious underground burial complex.
Take a Tour Inside an Ancient Chinese Tomb
More than 170 skeletons are buried under Machu Picchu -- what do their deformities say about the mysterious city?
Strange Skeletons of Machu Picchu
The ancient Incan civilization used quipus, or knotted cords, to keep records.
The Secret Language of the Incas
Witness the grandeur of Stirling Castle and learn about the unexpected guests buried just below it.
Uncovering the Skeletons of Stirling Castle
Scotland's Stirling Castle is linked to the adventures of two larger-than-life heroes.
King Arthur and William Wallace at Stirling Castle
Tour the most famous prehistoric monument in the world, and discover the graves that lie below.
Buried Secrets of Stonehenge
A 600-year-old French manuscript reveals clues tying King Arthur to Stirling Castle.
King Arthur's Snowdon
Clues reveal what the Sphinx Temple looked like more than 4,000 years ago, and its secret ties to the yearly equinoxes.
Secrets of the Sphinx Temple