The Grand Canyon National Park is situated in the northwestern part of Arizona, the United States. A UNESCO World Heritage Site, the Grand Canyon National Park, which was given its official designation in 1919, is the 15th oldest National Park in the United States. Covering 4,926.08 sq.km the Grand Canyon is an aweinspiring site because of its incredible combination of size, depth and exposed layers of colourful rocks. With a vast number of tourists flowing to the canyon every year.