Garden of the Gods
Colorado Springs · Front Range
Entry and parking cost nothing, and a deed keeps it that way. Park at the main lots, walk the paved central loop and finish at the visitor center for the best Pikes Peak view.
FreeEasySpringSummerFallWinter
The land was given to Colorado Springs in 1909 on condition it remain free for everyone.
Red Rocks Amphitheatre
Morrison · Front Range
Outside of event hours the park, trails and amphitheater steps are open to the public at no cost. Check the concert calendar first, because the venue closes ahead of shows.
FreeEasySpringSummerFallWinter
Dinosaur Ridge
Morrison · Front Range
Walk the public road along the ridge on your own to see the bones and tracks without paying anything. The guided shuttle is the only part that costs money.
FreeEasySpringSummerFallWinter
Geologists named the Morrison Formation after the nearby town.
NCAR Mesa Laboratory
Boulder · Front Range
A science building where the exhibit floor, parking and the trails starting at the lot are all free. A rainy-day plan in Boulder that costs nothing.
FreeEasySpringSummerFallWinter
San Juan Skyway
Durango, Silverton, Ouray · Western Slope
A loop of public highways, so the only cost is fuel. Drive it over two days, stop at free pullouts and trailheads, and picnic instead of eating out.
FreeEasySummerFall
Kebler Pass
Crested Butte · High Country
A county road through enormous aspen groves near Crested Butte with no fee at all. In late September, the gold forest is one of the best free shows in Colorado.
FreeEasySummerFall
Elk rut in Estes Park
Estes Park · High Country
Watching elk in Estes Park itself costs nothing in fall. Inside the national park, an entrance fee and timed entry may apply, so town meadows are the free option.
FreeEasyFall
Bishop Castle
Rye · Front Range
There is no admission charge for this one-man stone castle in the Wet Mountains. Climb the towers at your own risk.
FreeModerateSpringSummerFall
Dark sky stargazing
San Luis Valley and statewide · San Luis Valley
All you need is a clear night and a dark spot. Pull off at a safe public area well away from towns and look up.
FreeEasySpringSummerFallWinter
New moon weeks are darkest; allow half an hour for your night vision.
Picketwire Canyonlands
La Junta · Eastern Plains
You can hike or bike to the dinosaur trackway on public grassland for free. It is a long, exposed trip, so carry plenty of water.
FreeStrenuousSpringFall
There is no shade and no water on the approach. Skip it in summer heat.
Bent's Old Fort
La Junta · Eastern Plains
A reconstructed trading post on the Santa Fe Trail, worth pairing with the free plains sights nearby. Check the National Park Service site for current fees and hours.
FreeEasySpringSummerFallWinter
Paint Mines Interpretive Park
Calhan · Eastern Plains
A county park near Calhan with no entry fee, a small parking area and short trails among striped clay hoodoos. Leave the formations untouched.
FreeEasySpringSummerFallWinter
Climbing a fourteener
Statewide · High Country
Most of Colorado's 58 peaks above 14,000 feet can be hiked from free national forest trailheads; Mount Elbert is a popular first one. Your only costs are gas and gear.
FreeStrenuousSummer
Be on top early and below treeline by early afternoon to avoid lightning.
Denver Union Station
Denver · Front Range
The restored great hall is open for anyone to sit and people-watch without buying anything. It is also the end of the airport train line.
FreeEasySpringSummerFallWinter
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Some of these charge for optional extras — Dinosaur Ridge's bus tour is paid while walking the public road is free, and Bent's Old Fort is a National Historic Site with free admission. Fees can appear; tell us if one has.