New $43 million ‘nature library’ will help kids check out the outdoors by inviting them indoors
The ambitious, ground-up project in Thornton will open to the public on Aug. 8.
Free and cheap
Rockies game-day freebees, Arvada Kite Festival and more free and cheap things to do in Denver
Plus: The Rocky Mountain Record Show returns.
Every 2026 free day at Denver Botanic Gardens, Denver Zoo, museums and other cultural hotspots
The SCFD cultural tax district funds the popular all-ages days in metro Denver.
Discounted DCPA tickets, tree recycling and other free or cheap things to do in January
Cheap checklist: Free days at the Denver Zoo and the Stock Show.
Things to do in Denver: A trashy Christmas show, a cheeky RiNo market and more
Plus Denver Gay Men's Chorus returns with a drag-campy ode to "My Favorite Things."
Free and cheap things to do in December: Meet Santa’s reindeer, Governorâs Residence holiday tours
There's also TubaChristmas 2025, Santa visits, winter activities, store specials
Free Night at the Museums, Grand Illumination and more free or cheap Denver things to do in November
Family-friendly fun that won't break the bank.
A community block party and more free and cheap things to do in September
There will also be free doughnuts after Broncos wins.
Free day at History Colorado — and more free and cheap things to do
Colorado Ski Country USA's popular Kids' Ski Passport is also available again.
Free and cheap things to do in Denver in July: Fireworks, fairs, movies and more
Plus: It's the 39th year for the Colorado Black Arts Festival, July 11-13.