Colorado Springs Cycling Club — For all ages and abilities; bikesprings.org.
Garden of the Gods Visitor and Nature Center — 1805 N. 30th St., free; 219-0104.
• Get Fit in the Garden Wellness Walk, 9 a.m. Wednesdays. Registration required.
Mueller State Park — 21045 Colorado 67, Divide. Day pass $8 per vehicle; 687-2366.
• Nobel Cabin Trail, 8:30 a.m. Saturday, Camper Services parking area.
COTREX — Colorado’s official trails app: trails.colorado.gov.
Rocky Mountain Trails — Information on more than 70 hikes; rockymountainhikingtrails.com.
Nature and Raptor Center of Pueblo — 5200 Nature Center Road, Pueblo. Register: hikeandlearn.org.
• Weekend Raptor Talks, 11:30 a.m.-noon Saturdays-Sundays, free.
Florissant Fossil Beds National Monument — Florissant, entrance fee, $10 for 16 or older; 748-3253.
• Night Sky, 7-9 p.m. Friday, Visitor Center.
Sunrise Nature/Wildlife Photo Shoot — Saturday mornings, Westcliffe, $55. Register: 1-303-823-6399, kennethwajda.com/naturewildlife/.
Mountain Wilderness First Aid Course — 8 a.m.-5 p.m., Anschutz Medical Campus, Aurora, $345. Registration: tinyurl.com/y3d3p5fl.
Gallop in the Garden — 4-6 p.m. Thursdays, Garden of the Gods Park, 1805 N. 30th St. Register: gardenofgods.com.
Colorado Running Co. — For a list of runs and events: corunco.com.
Mountain Post Running Club — 5K or 10K, 4-6 p.m. Wednesdays, Main PX, 6220 Martinez St., Fort Carson, free. Children, strollers and pets welcome; Kris Spiller, firstname.lastname@example.org.
Two Elks Runners Club — 5:30-7 p.m. Thursdays, Thunder and Buttons, upstairs, 2415 W. Colorado Ave. Run along Midland Trail; 447-9888, email@example.com or on Facebook.
Colorado Springs Running Club — 7:30 a.m. Fridays and Saturdays, 6 p.m. Wednesdays. 45- to 60- minute runs, free; 635-3833.
Pikes Peak Road Runners — Cost and registration: pprrun.org.
• Turkey Trot Predict 5K, 10 a.m. Saturday, Memorial Park.
Warren Miller’s “Timeless” — 7:30 p.m., Pikes Peak Center, 190 S. Cascade Ave., $23; pikespeak center.com.
Nature and Raptor Center of Pueblo — Volunteer docents, 5200 Nature Center Road, Pueblo. Register: 549-2414.
North Cheyenne Cañon Park — Help with outdoor education at Starsmore Visitor and Nature Center; Aaron Rogers, 385-6089, firstname.lastname@example.org.
Mueller State Park — 21045 Colorado 67, Divide, needs volunteers for naturalist programs, trail maintenance, newsletter editing or work in visitor center. Training provided; 687-2366.
Bear Creek and Fountain Creek nature centers — Help with environmental education and visitor information; Paula Megorden, 520-6387, email@example.com.
Garden of the Gods Visitor and Nature Center — Volunteer for the information desk; Bret Tennis, 219-0108.
Eleven Mile — Volunteer to help facilitate children’s craft and educational programs on Saturday mornings; Kristen, 748-3401, email firstname.lastname@example.org.
Colorado Wolf and Wildlife Center — Volunteers needed to work in the visitor center, grounds- keeping, leading tours and more, 4729 Twin Rocks Road, Divide; 687-9742.
Listings are published on a space-available basis. Email information at least two weeks in advance: email@example.com.