King Abdullah has established King Abdul aziz Public Library in Riyadh and its sister library in Casablanca, Morocco. King Abdullah also established in 1405 the National Festival of Heritage and Culture held in Janadriyyah. The monarch's hobbies include reading, love of desert and horse-riding. He has founded the Equestrian Club in Riyadh. He has been greatly interested in Arab and Muslims' affairs and has been keen on their unity. He believed that Islam is a strong pillar of the unity of Arab and Muslim nations. He has visited all Arab countries and some Islamic nations. King Abdullah has also visited many friendly countries to enhance the Kingdom's relations with them and headed the Kingdom's delegations to some summits and a number of regional and international conferences