Stage 1 Fire Restrictions, effective Aug. 12, 2025, for unincorporated western Boulder County.

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Hike with a Ranger

Heil Valley Ranch - Wapiti Trailhead 1188 Geer Canyon Rd., Boulder

July is the month to celebrate rangers worldwide and all the wonderful work they do for the outdoors. Join a ranger and an outdoor educator for a guided hike at Heil Valley Ranch to celebrate the ranger in you! Come prepared to hike 1-3 miles. Wear sunscreen and sturdy shoes and bring along water, bug spray, and a hat. Registration required. Register Registration is required through Discover Boulder County, Parks & Open Space’s volunteer and event registration system. If you’re new to the system, you'll need to create an account. But it’s easy and we only use your contact information to communicate about events you register for. We will never sell or give your information to a third party.

Hard Rock Mining Van Tour

Nederland Mining Museum 200 N. Bridge Street, Nederland

Tap into the towns, tools, and characters of our hard rock mining heritage by visiting mining sites of years gone by. Tours are open to ages 10 and older with accompanying adult. Some walking required. Registration required. Register Registration is required through Discover Boulder County, Parks & Open Space’s volunteer and event registration system. If you’re new to the system, you’ll need to create an account. But it’s easy and we only use your contact information to communicate about events you register for. We will never sell or give your information to a third party.