Chautauqua Park
Hikes among the Flatirons.
Boulder
A lively university town at the foot of the Flatirons, with some of America's best trails right off Main Street.
The sloping sandstone Flatirons are the town's symbol, with the pedestrian Pearl Street below. The University of Colorado campus has some of the country's prettiest buildings.
- Best Time
- May to October
- Time Needed
- 1–2 days
- Cost Level
- $$$$
- Open
- Year-round
- Getting There
- About 45 minutes from Denver by car or bus.
What to See
3 of 3 are freePearl Street Mall
Buskers, cafés and shops.
Celestial Seasonings
Tea factory tours, including the Mint Room.
Know Before You Go
- Weekend trailhead parking fills early.
- Altitude is 5,400 feet: drink water.
Where to Stay
Stay near Pearl Street.
Where to Eat
Our picks are on the way.
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Last checked 2026-11-01. Part of the Rocky Mountains list.