Cycling

SUNDAY

Ale Trail Ride — 10:45 a.m., Cerberus Brewing Co., 702 W. Colorado Ave.; 719-636-2337, info@cerberusbrewingco.com.

Hiking

Cheyenne Mountain State Park — 410 JL Ranch Heights Road. Day pass $10 per vehicle; cpwconnect.state.co.us/d/cmsp/calendar.

• Meadow Nature Walk, 10 a.m. Sundays, Amphitheatre.

Mueller State Park — 21045 Colorado 67, Divide. Day pass $10 per vehicle; 719-687-2366.

• Beginner Bird Walk, 9:15-10:30 a.m. Friday, Elk Meadow Trailhead.

• Nobel Cabin Hike, 9:15-11:30 a.m. Sunday, Homestead Trail.

• Wildlife Viewing Hike, 5:30-7:30 p.m. Sept. 22, Grouse Mountain Trailhead. Registration required.

SATURDAY

Colorado Springs Pioneers Museum’s History Stroll: Law and Disorder — 9:30 a.m., begins and ends at The Mining Exchange, 8 S. Nevada Ave., $10. Tickets: tinyurl.com/3fmxy78s.

COTREX — Colorado’s official trails app; trails.colorado.gov.

Rocky Mountain Trails — Information on more than 70 hikes; rockymountainhikingtrails.com.

THROUGH OCT. 31

Trailability Program Hikes — Utilizes off-road mobility vehicles to allow members of the community and visiting guests with disabilities to experience trails previously inaccessible to them, Bear Creek Nature Center, 245 Bear Creek Road and Fountain Creek Nature Center, 320 Peppergrass Lane, Fountain. Registration: communityservices.elpasoco.com/trailability.

Nature

Bear Creek Nature Center — 245 Bear Creek Road. Registration: 719-520-6387, elpasocountynaturecenters.com.

• Nature Explorers: Birding for Tots, for ages 4-5 with an adult, 9-10:30 a.m. or 1-2:30 p.m. Wednesday, $3.

Fountain Creek Nature Center — 320 Peppergrass Lane, Fountain. Registration: 719-520-6745, elpasocountynaturecenters.com.

• Sustainability Fair, connecting the public with local businesses and organizations that can help everyone live sustainably, 10 a.m.-2 p.m. Saturday.

Mueller State Park — 21045 Colorado 67, Divide. Day pass $10 per vehicle; 719-687-2366.

• Nature Crafts, for ages 3 and older, 2-3 p.m. Friday, Camper Services.

Colorado Birding Trail — Coloradobirdingtrail.com lists places to see birds and wildlife.

Colorado Wolf and Wildlife Center Meet & Greet Encounter — Check-in at 8:45 a.m. with tour at 9 a.m. Tuesdays, Thursdays, Saturdays and Sundays, 4729 Twin Rock Road, Divide. For ages 18 and older, $140 through Oct. 31. Registration: wolfeducation.org.

SATURDAY

Guided Bird and Walk — With local author and wildlife biologist Joe LaFleur, 9-10 a.m., Crystal Reservoir, 5089 Pikes Peak Highway, Cascade, $6 highway access; 719-301-8801, joe@betterbirdwatching.com, betterbirdwatching.com.

Outdoor Skills

Mueller State Park — 21045 Colorado 67, Divide. Day pass $10 per vehicle; 719-687-2366.

• Basic Fly Fishing, for ages 9 and older, 10 a.m.-noon Saturday, Dragonfly Pond parking lot.

Running

Pikes Peak Road Runners — Registration: pprrun.org.

• D4.9K Run/Walk, 8:30 p.m. Saturday, Falcon High School, 10255 Lambert Road, Peyton.

Jack Quinn’s Running Club — 5K, 5:15-7 p.m. Tuesdays, Jack Quinn’s Irish Pub, 21 S. Tejon St.; jackquinnsrunners.com.

Thursday Night Run Club — 5:30-7 p.m. Thursdays, Cerberus Brewing Co., 702 W. Colorado Ave.; 719-636-2337, info@cerberusbrewingco.com.

Volunteering

Stratton Open Space — 1518 Ridgeway Ave. Registration: strattonopenspace.org/calendar.

• Social Trail Restoration, 8:30 a.m.-noon Tuesday.

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Listings are published on a space-available basis. Email information at least two weeks in advance: listings@gazettedev.gazette.com.