Hikes & Events

Name: Nature Detectives in the Field: Mineral Adventures in Nederland
Start: 2025-09-28T10:00:00-06:00
End: 2025-09-28T12:30:00-06:00
Location: Mud Lake

September 12 at 7:00 pm - 8:30 pm

Batty About Bats in Boulder County

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

September 13 at 10:00 am - 12:00 pm

Wander, Wonder, and Watercolor: A Nature Journaling Journey

Walden Ponds Wildlife Habitat 3893 N. 75th St., Boulder, CO

September 13 at 12:00 pm - 3:00 pm

Small Engine Day

Nederland Mining Museum 200 N. Bridge Street, Nederland, CO

September 14 at 11:00 am - 2:00 pm

Altona School Open House

Altona Schoolhouse

September 18 at 9:00 am - 11:00 am

Hike for Seniors: Fall Flowers

Bald Mountain 4241 Sunshine Canyon Dr, Boulder, CO

September 20 at 9:30 am - 11:30 am

Putting the ‘Fun’ in Fungi

Anne U. White 121 Pinto Dr., Boulder, CO

September 20 at 11:00 am - 3:00 pm

Assay Office Museum Open House

Assay Office Museum 6352 Fourmile Canyon Dr, Boulder, CO

September 23 at 3:00 pm - 4:00 pm

Conservation Awards

Ron Stewart Parks & Open Space Building 5201 St Vrain Rd, Longmont, CO

September 25 at 6:30 pm - 8:00 pm

The Mystery of Bird Migration

Ron Stewart Parks & Open Space Building 5201 St Vrain Rd, Longmont, CO

September 25 at 6:30 pm - 9:30 pm

Parks & Open Space Advisory Committee (POSAC)

Commissioners' Hearing Room Downtown County Courthouse, 1325 Pearl Street, 3rd Floor, Boulder, CO, United States

Hybrid Event

September 26 at 6:15 pm - 8:45 pm

Nebulas to Star Clusters

Ron Stewart Preserve at Rabbit Mountain 14950 N. 55th St., Longmont, CO

September 28 at 10:00 am - 12:30 pm

Nature Detectives in the Field: Mineral Adventures in Nederland

Mud Lake 2034 County Rd 126, Nederland, CO