The United States has a population of 305 million and a per capita GDP of $46,000. Ranked number 1, it's the motor in the world's economy. There are over 5100 airports offering commercial service and over 70 domestic and international airlines fly to the United States. Due to the vast ethnic and cultural diversity in the US, there is a massive population base that travels internationally and domestically. Americans are passionate travellers and spend an average of 3 weeks per year for family holidays as well as shorter breaks for public holidays and special occasions.
The United States offers a multitude of tourism options ranging from tropical beaches to mountain recreation activities such as hiking, skiing and ecotourism, as well as major theme parks and museums; this fuels a robust tourism industry.