Anna Somers Cocks, founder and chairman of The Art Newspaper: “I am one of the very few people to have been allowed to see Mada’in Saleh, the southernmost settlement of the Nabateans, whose city of Petra in Jordan is one of the wonders of the world.” But many more people will get their chance soon, because the Kingdom’s new crown prince Mohammed bin Salman Al-Saud, is making serious efforts to jumpstart tourism there.