THURSDAY, AUGUST 27
Hike for Seniors. 10 a.m. Bald Mountain Scenic Area, 5 miles west of Boulder on Sunshine Canyon Drive (Mapleton Ave in Boulder city limits). For more information, contact Larry Colbenson, 303-678-6214 or lcolbenson@ bouldercounty.org.
Nature Detectives in the Field: Kool Kestrels.10 a.m. Carolyn Holmberg Preserve, junction of S. 104th St. and Dillon Road, meet at the Stearns Lake Trailhead. For more information, contact Deborah Price, 303-678- 6215 or email@example.com.
Boulder Cycling Club Ride. 6 p.m. Avery Brewing Company, 4910 Nautilus Court, Boulder.
Newton’s Run for the Cure. 5:30 p.m. (registration); 6:30 p.m. (race). Eldorado Springs Pool. Visit http://co-cancer-foundation.org/upcoming-events/ for more information and registration.
The Making of an Antarctic Science Expedition with Jeffrey Donenfeld. 8 p.m. Neptune Mountaineering, 633 S. Broadway St., Suite A, Boulder, 303-499-8866.
FRIDAY, AUGUST 28
Free Friday Fits. 5 p.m. 2805 Wilderness Place, Suite 1000 Boulder, 720- 565-6019.
SATURDAY, AUGUST 29
Venus de Miles. 6:45 a.m. (100-mile ride); 8 a.m. (62-mile ride); 9 a.m. (30- mile ride); 11 a.m. (festival). Prospect Park in Prospect New Town, 700 Tenacity Drive, Longmont. Visit www.venusdemiles.com/colorado/ for more information and registration.
Boulder Cycling Event Training Ride. 8 a.m. 3354 61st St., Boulder. Training for a century, Ride the Rockies, MS 150, Ragbrai, or other big event? Join for a “spirited” and extended ride.
Bicycle Village Boulder Saturday Group Ride. 9:30 a.m. Bicycle Village Boulder, 2100 28th St., Boulder. An all-levels, no-drop ride, typically 30-40 miles in length with a coffee break about halfway.
Outdoor Rock Climbing 3.0. 8 a.m. Dome Rock, Boulder Canyon. Hosted by REI. For more information and to register: www.rei.com/events/ outdoor-rock-climbing-30/boulder/121505
Boulder Sunset 5K. 11:15 a.m. Boulder Reservoir, 5565 N. 51st St., Boulder, 303-441-3461. Visit www.bbscrun.com/#!boulder-sunset/c1a68 for more information and registration.
SUNDAY, AUGUST 30
Multi-Pitch Climbing Level 3. 8 a.m. First Flatiron, Boulder. Hosted by REI. To register: www.rei.com/events/multi-pitch-climbing-level-3/boulder/121461
MONDAY, AUGUST 31
Fix-A-Flat Clinic 6 p.m. 2805 Wilderness Place, Suite 1000 Boulder, 720- 565-6019.
TUESDAY, SEPTEMBER 1
Boulder Beer Ride. 5:30 p.m. Boulder Beer, 2880 Wilderness Place, Boulder.
To list your event, send information to: firstname.lastname@example.org attn: adventure.