Over 2,000 years ago, Petra was a flourishing capital city in the Arabian Desert, but at some point, its inhabitants fled the majestic metropolis. Why they abandoned it has remained one of the great mysteries of the ancient world. But now, archaeologists have uncovered incredible new evidence that is unlocking the secrets and rewriting the history of this desert city. Join us as we examine the remarkable history of Petra, how the Nabataeans transformed it into a thriving oasis, and why and when the tribe's luck eventually ran out.

It remains one of the grisliest finds in ancient archaeology: the skeletons of over 80 battle-scarred men, many of them ritualistically decapitated and then buried nearly 2,000 years ago in York, England. Who were these people? Now, after more than a decade, a team of archaeologists and scientists believe they've finally solved the mystery. Could this site actually be the largest gladiatorial cemetery ever found? Join us as we apply modern day technology to reveal the secrets hidden in these ancient bones and remains of the Roman Empire.