Riyadh is the capital and largest city of Saudi Arabia. It is also the capital of Riyadh Province, and belongs to the historical regions of Nejd and Al-Yamama. It is situated in the center of the Arabian Peninsula on a large plateau, and is home to 5.7 million people, and the urban centre of a region with a population of close to 7.3 million people. The current mayor of Riyadh is Abdullah bin Abdulrahman Almogbel, appointed in 2012. It has the largest all-female university in the world, the Princess Nora bint Abdul Rahman University. It has been designated a global city and is mostly a business destination.