A visit to the free galleries at the Arvada Center for the Arts and Humanities near Denver, Colorado. The Center includes an amphitheater and main stage plus large sculpture garden and many other artistic facilities.
Buffalo Bill's Grave and Museum (Pahaska Teepee) on Lookout Mountain in Golden, CO. Just outside of Denver, this is a family, kid-friendly tourist destination. The views are spectacular and the museum is well done.
Glenwood Springs Adventure Park amusement park high in the Rocky Mountains is a fun family vacation spot and great for kids. A gondola skylift takes you up to an Old West style park with rides, shows, games and even panning for gold!