世界旅游组织
The World Tourism Organization (UNWTO or WTO) was established in 1974 in Madrid, Spain, to replace the International Union of Official Tourist Publicity Organizations (IUOTPO). UNWTO has 160 member states and 350 affiliated members representing private organizations, educational institutions and others. It is headquartered in Madrid, Spain. The World Tourism Organization serves as a forum for tourism policies and acts as a practical source for tourism know-how.