ALL OF December 2025 – Denver Zoo in Denver, Colorado has Kids Free December for the whole month! All children ages 3-15 receive FREE daytime admission all month long. Kids must be accompanied by a person 16 or older. Visit the Denver Zoo December Calendar to learn more.
Denver Museum of Nature and Science has a Free Day on Monday, December 8, 2025, from 9:00 a.m. to 5 p.m. No tickets are needed for general museum admission on these days.
Denver Art Museum has a free day on Tuesday, January 14, 2025. Advanced reservations are recommended, but not required.
There are 43 Colorado State Parks throughout Colorado. Residents of Colorado can register their vehicle with a Keep Colorado Wild Pass for $29. Visit the Official Keep Colorado Wild Pass page to learn more about the pass.
The Denver Museum of Nature & Science is currently featuring the temporary exhibit of Angkor: The Lost Empire of Cambodia. Memberships start at $65 (Adult Senior). Visit the Official DMNS page to learn more about memberships.
