In order to preserve an area in the State of Utah possessing superlative scenic, scientific, and archeologic features for the inspiration, benefit, and use of the public, there is hereby established the Canyonlands National Park which, subject to valid existing rights, shall comprise the area generally depicted on the drawing entitled “Boundary Map, Canyonlands National Park, Utah”, numbered 164–91004 and dated June 1970, which shows the boundaries of the park having a total of approximately three hundred and thirty-seven thousand two hundred and fifty-eight acres. The map is on file and available for public inspection in the offices of the National Park Service, Department of the Interior.