City of Boulder

Welcome to the Open Space Mountain Parks Department!

Upcoming Activities   Calendar

Fishin' Fun! (KIDS- All Ages) Profile Photo  Sign Up Fishin' Fun! (KIDS- All Ages)
  Thursday, 08 June 2023 |   05:00 PM | Sawhill Ponds

Kids can enjoy learning to fish with OSMP Naturalist Staff. This program is best for children who have never been fishing or have limited fishing experience. Equipment and bait will be available, but feel free to bring your own if you prefer! Gua...

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Hiking into the Burning Sun Profile Photo  Sign Up Hiking into the Burning Sun
  Friday, 09 June 2023 |   08:00 AM | Centennial

Have you ever looked above Boulder, and noticed the areas burned from Wildfires? Did you notice how many are south of Boulder Canyon? The Dome, Black Tiger, Fourmile, Sunshine, and Anemone are just a few fire scars that you can see atop Anemone Hi...

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A Trail Less Traveled: Social Hike on the Tenderfoot - Chapman Loop Profile Photo  Sign Up A Trail Less Traveled: Social Hike on the Tenderfoot - Chapman Loop
  Saturday, 10 June 2023 |   10:00 AM | Realization Point

Boulder’s Open Space is so much more than Chautauqua! Join OSMP naturalist Ellen Steiner for a moderate hike on one of OSMP’s less-traveled but most-stunning trails for scenic views, wildflowers, and hummingbirds. Meet at Realization Point on Flag...

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Sunrise Yoga: The Power of Connection Profile Photo  Sign Up Sunrise Yoga: The Power of Connection
  Saturday, 10 June 2023 |   08:00 AM | Flagstaff Sunrise Amphitheater

Join local certified yoga teacher Maddie Tyo for a free Vinyasa Yoga session, where we'll harmonize movement and breath to flow from one pose to the next in one of the best sunrise spots in Boulder. This all-levels class will utilize the power of ...

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Out in Nature: Dork Dancing Pride Event (LGBTQIA+) Profile Photo  Sign Up Out in Nature: Dork Dancing Pride Event (LGBTQIA+)
  Saturday, 10 June 2023 |   10:00 AM | Chautauqua Park

Celebrate pride month while doing something good for your mental health and having fun! Join naturalist Basil and our fabulous non-profit partner Dork Dancing on the Chautauqua Green for an hour of colorful, judgement free dancing! Bring good shoe...

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A Hidden Forest: Remnants of the Ice Age Profile Photo  Register A Hidden Forest: Remnants of the Ice Age
  Sunday, 11 June 2023 |   09:00 AM | Realization Point |  Registration Required

Come along on a journey back to the Ice Age. Thirteen thousand years ago, mammoths lumbered through Boulder’s cool deciduous forests and humans hunted now-extinct camels and horses along the Front Range with beautifully crafted stone tools. Those ...

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Trail Work Tuesdays Profile Photo Volunteer Trail Work Tuesdays
  Tue 06/13, Tue 06/20, Tue 06/27, Tue 07/11, Tue 07/18, Tue 07/25, Tue 08/01, Tue 08/08, Tue 08/15, Tue 08/22, Tue 08/29 |   09:00 AM

WHAT: Trail Work Tuesdays 2023 WHEN: Each Tuesday (except July 4th) June – August 2023 – 9am – 4pm PROJECT: Join a City of Boulder Open Space & Mountain Parks trail crew to help construct the new North Sky Trail! Parking/Registration: TBD ...

89 assignments unfilled
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StoryTime: Peak-a-boo Prairie Dogs (KIDS Ages 3-6) Profile Photo  Sign Up StoryTime: Peak-a-boo Prairie Dogs (KIDS Ages 3-6)
  Wednesday, 14 June 2023 |   10:00 AM | Cottonwood

Play peak-a-boo with the prairie dogs! It’s time for prairie dog pups to come up for their first spring. Join naturalist Basil in learning more about these squeaky little friends. There will be a prairie dog puppet craft, and a short hike to explo...

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Trail Work Wednesdays Profile Photo Volunteer Trail Work Wednesdays
  Wed 06/14, Wed 06/21, Wed 06/28, Wed 07/12, Wed 07/19, Wed 07/26, Wed 08/02, Wed 08/09, Wed 08/16, Wed 08/23, Wed 08/30 |   09:00 AM

WHAT: Trail Work Wednesdays 2023 WHEN: Each Wednesday(except July 5th) June – August 2023 – 9am – 4pm PROJECT: Join a City of Boulder Open Space & Mountain Parks trail crew to help maintain your trails! Project location and more details will b...

113 assignments unfilled
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LGBTQ+ Pride Month Pollinator Garden Rejuvenation Profile Photo Volunteer LGBTQ+ Pride Month Pollinator Garden Rejuvenation
  Wednesday, 14 June 2023 |   10:00 AM | Teller Farm South

Join OSMP to rejuvenate pollinator habitats at Teller North/South. Tasks involve bed prep, soil mending, weeding, trimming, and planting native plants. Pollinators pollinate plants in natural/wild landscapes, gardens, and agricultural settings...

10 assignments unfilled
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