Underground temple, the Hypogeum of Hal Saflieni Dating from the third Millennium BC, is located near the village of Paola. The temple is situated at a depth of 11 meters and was discovered quite accidentally.

The temple was hollowed out of the rock, and the reason he was a natural cave. Here are 33 spaces located on three levels with a total area of over 500 square meters, which are connected by stairs, ladders and walkways.

Here were found the machines seven thousand people, altars, two stone figures of sleeping women, and lots of ornaments, vases, figurines and a variety of religious objects. Archaeologists suggest that they were training priestesses.