Check out the calendar at Arvada Center for the Arts and Humanities. This venue hosts some fantastic exhibits, music concerts and other cultural happenings.
You'll need to pay an entry fee to visit this community arts facility in the leafy neighborhood of Scenic Heights, so research the cost before you go. If you're eager for more fun things to do and see after you've been to Arvada Center for the Arts and Humanities, Denvers Downtown Aquarium, Childrens Museum of Denver and Water World aren't too far away.