City of Boulder

Welcome to the Open Space Mountain Parks Department!

Upcoming Activities   Calendar

A Teddy Bear Picnic Celebration (KIDS Ages 3-6) Profile Photo  Sign Up A Teddy Bear Picnic Celebration (KIDS Ages 3-6)
  Thursday, 06 April 2023 |   01:00 PM | Chautauqua Ranger Cottage

Bring your dolls and stuffies to help celebrate springtime. We will start with spring-themed picture books, then go on a short hike, searching for signs of spring, before spreading blankets for a peppermint tea picnic. (Feel free to bring your fav...

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Boulder Creek Clean Up -- Hospital Property Profile Photo  Waitlist Boulder Creek Clean Up -- Hospital Property
  Saturday, 08 April 2023 |   08:30 AM | Other OSMP Location |  Registration Required

Volunteers will clean up a section of Boulder Creek. Litter is fatal to wildlife on OSMP. Leaving litter with food smells (e.g. pizza boxes, sports bars or gum wrappers) causes bears to stop fearing humans and increases conflict, ultimately leadin...

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Flora of the Foothills: A Hike & Native Garden Tour Profile Photo  Sign Up Flora of the Foothills: A Hike & Native Garden Tour
  Saturday, 08 April 2023 |   10:00 AM | Chautauqua Ranger Cottage

Enjoy a short hike searching for early spring bloomers while renewing inspiration for our own blooming this season. We will finish with a tour at Chautauqua’s native garden, where pollinator of the month will be revealed! Learn how native wildflow...

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The NCAR Fire: A Story of Resiliency Profile Photo  Sign Up The NCAR Fire: A Story of Resiliency
  Sunday, 16 April 2023 |   09:30 AM | Bear Canyon Trail (Bear Mtn Dr. Access)

Living in a fire adapted ecosystem offers wonderous beauty and unique experiences. On this two-mile hike, join OSMP Wildland Firefighters to the 2022 NCAR fire’s ignition point and hear stories from the front line. Connect to this amazing area and...

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StoryTime: Hello Flowers!  (KIDS Ages 3-6) Profile Photo  Sign Up StoryTime: Hello Flowers! (KIDS Ages 3-6)
  Sunday, 16 April 2023 |   10:00 AM | South Boulder Creek West

The plants and flowers are waking up after a long winter nap! Join naturalist Basil in saying hello to our plant friends waking up for the season. We will enjoy a spring focused story book, take a short nature walk at South Boulder Creek West, and...

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Every Day is Earth Day: A Biodiversity Hike Profile Photo  Sign Up Every Day is Earth Day: A Biodiversity Hike
  Saturday, 22 April 2023 |   10:00 AM | Gregory Canyon

From shaded creeks to craggy peaks and tiny habitats to the all-encompassing, Boulder is home to an amazingly diverse suite of life. Celebrate Earth Day with your community and OSMP naturalist Jessie on a short hike highlighting the many neighbors...

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A Nature Play Date (KIDS- All Ages) Profile Photo  Register A Nature Play Date (KIDS- All Ages)
  Monday, 24 April 2023 |   10:00 AM | Sawhill Ponds |  Registration Required

Spend your day off from school by bringing it back to the basics at a Nature Play Date. Play Dates offer an opportunity for kids and their parents to have unstructured time in nature, full of play and discovery. Spring has brought some changes to ...

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Art in a Mountain Park Profile Photo  Sign Up Art in a Mountain Park
  Sunday, 30 April 2023 |   10:00 AM | Sawhill Ponds

Liberate your inner artist on this easy hike! We’ll make several stops to draw or paint what we see. By looking closely at patterns in nature and putting them to paper, we can reach a new appreciation of the beauty around us. OSMP will supply pape...

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Nature Explorers: Rodents, Rabbits and Relations (KIDS Ages 5-10) Profile Photo  Sign Up Nature Explorers: Rodents, Rabbits and Relations (KIDS Ages 5-10)
  Sunday, 30 April 2023 |   12:30 PM | South Boulder Creek Trail - Marshall Rd.

Rodents are found from urban cities in the foothills to remote alpine burrows. Join naturalist Kelly to explore the quirky characteristics of these small mammals, and how they are adapted to live in different ecosystems! This family-focused hike i...

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Recovery and Wellness Series: A Wellness Walk Profile Photo  Sign Up Recovery and Wellness Series: A Wellness Walk
  Saturday, 20 May 2023 |   09:00 AM | Shanahan Ridge / Lehigh

Geared towards those in recovery, join OSMP, recovery coach Brian Klink, and recovery veteran Jim Veraldi to learn about the value of local nature from a recovery perspective, and experience how these lands and inhabitants help give your immune sy...

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