Subscribe to France 24 now: http://f24.my/youtubeEN FRANCE 24 live news stream: all the latest news 24/7 http://f24.my/YTliveEN Saudi Arabia's Crown Prince Mohammed bin Salman is in France this week. He is meeting President Emmanuel Macron to discuss, among other things, tourism in the kingdom. Currently the country is closed to foreign visitors, apart from pilgrims. The crown prince wants to open things up and is looking at developing the historic site of Al-Ula, in the north of Saudi Arabia - with the help of France. Our regional correspondents report from this archeological treasure in the desert. A programme prepared by Patrick Lovett, Rebecca Martin and Wassim Cornet. http://www.france24.com/en/reportages Visit our website: http://www.france24.com Subscribe to our YouTube channel: http://f24.my/youtubeEN Like us on Facebook: https://www.facebook.com/FRANCE24.English Follow us on Twitter: https://twitter.com/France24_en