The Underworld Passage of the Incas
Navigating Peru's ancient chinkana tunnels, archaeologists discovered passages to the Incan underworld that contain something far more disturbing than expected....
The Sphinx’s Missing Riddle
Mystery surrounds the Great Sphinx—archaeologists can't explain why history's most famous monument carries no inscriptions or messages....
The Lost Buddhist City of India
Where 10,000 ancient scholars once studied Buddhism's deepest mysteries, India's forgotten Nalanda holds secrets archaeologists are only beginning to uncover....