Arches National Park is a national park in eastern Utah, United States. The park is adjacent to the Colorado River, 4 miles north of Moab, Utah. More than 2,000 natural sandstone arches are located in the park, including the well-known Delicate Arch, as well as a variety of unique geological resources and formations. The park contains the highest density of natural arches in the world.  The park consists of 76,679 acres 119.811 sq miles of high desert located on the Colorado Plateau.The highest elevation in the park is 5,653 feet (1,723 m) at Elephant Butte, and the lowest elevation is 4,085 feet  at the visitor center. The park receives an average of less than 10 inches of rain annually.  Administered by the National Park Service, the area was originally named a national monument on April 12, 1929, and was re-designated as a national park on November 12, 1971. The park received more than 1.6 million visitors in 2018.