Petra is an archaeological site of an ancient Nabatean city cut into the sandstone rock. The remains of the city consist of Royal Tombs, obelisks, houses, streets, temples, sacrifical places, a Theatre, a Monastery and the Treasury.The exact age of Petra is not known: it was carved and extended over several centuries. The site moved into obscurity to all but locals from the 7th century on. On its inscription as a World Heritage Site it was described as "one of the most precious cultural proper