Doi Intanon National Park, Chiang Mai province, Thailand
(Thai: อุทยานแห่งชาติดอยอินทนนท์), nicknamed "the roof of Thailand", is located in the Thanon Thong Chai Range, Mae Chaem District, Chiang Mai Province, northern Thailand. It includes Doi Inthanon, the country's highest mountain. Established in 1972, is 482 square kilometres (186 sq mi) in size.