Tourism and travel is a leading industry in Arizona. In 2000, tourism and travel accounted for more than $13.76 billion in direct sales. There were about 26.73 million domestic visitors and 899,000 from overseas. More than 380,900 people were directly and indirectly employed in the tourism industry the same year.
There are 22 national parks and monuments located entirely within Arizona. By far the most popular is Grand Canyon National Park. Petrified Forest National Park and Saguaro National Monument are also popular national parks. There are also 14 state parks that regularly attract over 1 million visitors per year.
Arizona offers excellent camping on both public and private land, and there are many farm vacation sites and dude ranches, particularly in the Tucson and Wickenburg areas. Popular for sightseeing and shopping are the state's Indian reservations, particularly those of the Navaho and Hopi. Boating and fishing on Lake Mead, Lake Powell, Lake Mohave, Lake Havasu, the Colorado River, and the Salt River lakes are also attractions. The red rock country of Sedona is a popular destination. There are also a number of resorts and spas across the state. Biosphere 2 in Oracle is another popular tourist attraction.