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 been one of the greatest mysteries of the ancient world. Now, archaeologists have uncovered incredible evidence that is rewriting the history of this desert city. Join host Adam Mastrelli as we examine how the Nabataeans transformed Petra into a thriving oasis and what led to its eventual demise.