City of Boulder Open Space and Mountain Parks

The city of Boulder, Colorado's Open Space and Mountain Parks Department manages over 45,000 acres of public land for recreation, conservation and agricultural use.

Natural Selections is our ongoing series of guided educational hikes and programs on topics including ecology, wildlife, local history, night hikes, children’s programs, plus many more. All programs are free and open to the public. Visit our web page at www.naturehikes.org for the latest schedule.