A chamber buried underneath the Treasury, also known as Al Khazneh, contains the remains of 12 people and other items they say could finally reveal the structure’s secrets and shed some light on the origins of Petra,

Despite its fame, an archaeological dig conducted by American and Jordanian researchers uncovered a hidden tomb featuring 12 human skeletons.

In the remains of the temple, archaeologists found inscribed marble slabs and ancient altars near the coast of Puteoli