THURSDAY, SEPTEMBER 13
Jewels of the Night Sky. 8 p.m. Boulder Valley Ranch, Sage Trailhead, Boulder, www.naturehikes.org.
Mindful Running — Training Our Minds While We Train Our Bodies. 6:30 p.m. REI Store, 1789 28th St., Boulder, 303-583-9970.
SATURDAY, SEPTEMBER 15
Bears in our Backyard — 1.5-mile hike to discuss bears. 10 a.m. Bald Mountain Scenic Area, Sunshine Canyon Drive, www.BoulderCountyOpenSpace.org.
Beaver Brook Trail Project — Service project on the Braille Trail, Stapleton Drive trailhead. Genesee Mountain Park, www.cmc.org/beaverbrook.
Bicycle Village Group Ride. 9:30-11:30 a.m. 2100 28th St., Boulder, www.bicyclevillage.com.
Colorado Trail Foundation Friends Picnic. 12-3 p.m. Pelican Point Shelter, Bear Creek Lake Park, C-470 and Morrison Road, Denver, www.coloradotrail.org.
SUNDAY, SEPTEMBER 16
Rattlesnake Hike — Moderate 1.5-mile hike to learn about this rattlesnakes with volunteer naturalists. 10 a.m. Picnic shelter at Rabbit Mountain Open Space, North 55th Street, Lyons, www.BoulderCountyOpenSpace.org.
TUESDAY, SEPTEMBER 18
Biking in Portugal (& Sights in Lisbon). 7 p.m. Changes in Latitude Travel Store, 2525 Arapahoe Ave., Boulder, 303-786-8406.
Boulder Beer Road Ride. 5:30 p.m. Boulder Beer, 2880 Wilderness Pl., Boulder, www.bouldercyclingclub.org.
Traveling Light. 6:30 p.m. REI Store, 1789 28th St., Boulder, 303-583-9970.
WEDNESDAY, SEPTEMBER 19
Boulder CMC Open House — New and prospective members invited. 7-8 p.m. CMC Clubroom, 633 S. Broadway, Boulder, 303-554-7688.
Peace Corps: Life is Calling. 6:30 p.m. REI Store, 1789 28th St., Boulder, 303-583-9970.
To list your event, send information to: email@example.com. attn: “Adventure.”