The Siq, Petra’s canyon entrance, is cracking. The cliffs threaten to fall, and scientists race to find a solution.

Video from UNESCO Amman

The Siq is one of Petra’s most endangered areas, in which natural environmental risks pose a major threat to the cultural heritage and the visitors. Thus, systematic identification and monitoring of its potentially unstable areas is needed. The Jordanian government made a request in 2011 for assistance in this regard, and subsequently a rapid assessment of the Siq was carried out by UNESCO to identify the unstable blocks and map risk zones in the Siq. Read more here.