Underneath the Treasury in Petra, Jordan, archaeologists found remains and a ceramic vessel some said looked similar to the “Holy Grail” depicted in “Indiana Jones.” ...

Archaeologists found a tomb with 12 skeletons beneath the Treasury in Petra, Jordan. The discovery provides rare insight into the ancient Nabataeans, experts say.

Archaeologists found a tomb with 12 skeletons beneath the Treasury in Petra, Jordan. The discovery provides rare insight into the ancient Nabataeans, experts say.

"Since nearly all of the tombs at Petra have been found empty, this is perhaps the most significant tomb ever found at Petra and a discovery of historic proportions," said Gates about the excavation.

While many tombs uncovered within Petra are found empty or disturbed, the chamber was filled with complete skeletal remains and grave goods made from bronze, iron and ceramic.

While many tombs uncovered within Petra are found empty or disturbed, the chamber was filled with complete skeletal remains and grave goods made from bronze, iron and ceramic.

(CNN) — At the heart of the ancient city of Petra, Jordan, carved into pink sandstone cliffs, lies an elaborate monument known as the Khaznah, or the Treasury.