Discover artifacts, petroglyphs, and pictographs left behind by the Fremont Indians. During construction of Interstate 70, the largest known Fremont Indian village was uncovered. This museum preserves treasures from the site, including pottery, baskets, and arrowheads. Spend a day at the museum, and then camp at nearby Castle Rock Campground. Visitor Center and Museum Hours: Summer - 9 a.m. to 6 p.m. Winter - 9 a.m. to 5 p.m. (seven days a week) Closed Thanksgiving, Christmas, and New Year's Day Location of Park: Approximately 180 miles south of Salt Lake City. Located 21 miles southwest of Richfield on Interstate 70.