Experts use cutting-edge tech to reveal the hidden logic behind the cryptic locations of the ancient Moai statues of Easter Island.

A team of explorers discover a forbidding cave system riddled with ancient markings that seem to contain a mysterious meaning; using advanced photogrammetry, experts finally decode these cryptic scrawls to expose a dark chapter of English history.

Archaeologists excavating a historic Chilean site make a chilling discovery and find decapitated human skulls separate from a nearby burial site; experts use advanced cranial forensics to reveal what really happened to these ancient, butchered victims.