British archaeologists recently made a discovery that sounds like something straight out of an Indiana Jones movie: a secret ...

Petra fell into decline following earthquakes in the fourth and sixth centuries A.D. It was not even on Western maps until it was ... in the 1989 film Indiana Jones and the Last Crusade.

Since then, Petra’s fame has grown. UNESCO inscribed the city’s ruins as a World Heritage site in 1985, and the 1989 film Indiana Jones and the Last Crusade used Petra as a stage for some scenes.

About 2,000 years ago, the powerful ancient kingdom of the Nabataeans hand-carved a city into the sandstone cliffs of Petra .

The Indiana Jones Secret of Secrets safe is found around the back of the Sistine Chapel, shown on the map above. In the room with the safe you'll find a note explaining that Father Nicoletti found ...