THURSDAY, JULY 18
Hike at Sunset — Bald Mountain Scenic Area. 6:30 p.m. Bald Mountain, Sunshine Canyon Drive, Boulder, 303-678-6214.
Chris Van Leuven “Stranded White Guys” — Climbing in Colombia’s La Ventana. 7 p.m. Neptune Mountaineering, 633 South Broadway, Boulder, 303-499-8866.
Stroke and Stride — Competitive swim and run. 6 p.m. Boulder Reservoir, 5565 N. 51st St., Boulder, www.withoutlimits.co.
SATURDAY, JULY 20
Family Bike Tour — With Lafayette Parks and Recreation Month. 8:30 a.m. Meet at S. Public Road Trailhead, Lafayette, www.cityoflafayette.com/recreation.
Flora and Fauna of the Montane Wetlands and Forests — A two-mile hike through open space with volunteer naturalists. 10 a.m. Mud Lake Open Space, Peak to Peak Highway, Nederland, 303-678-6214.
Hub Overhaul — Proper tools and instruction to overhaul hubs and bearings. 9 a.m. Community Cycles, 2805 Wilderness Pl., Ste. 1000, Boulder, 720-565-6019.
Nature for Kids & Parents. 10 a.m. Chautauqua Ranger Cottage, 900 Baseline Road, Boulder, www.naturehikes.org.
Seniors Road Ride. 10 a.m. Community Cycles, 2805 Wilderness Pl., Ste. 1000, Boulder, 720-565-6019.
SUNDAY, JULY 21
Nature At Night — A “Just for Kids” program. 8:30 p.m. Sawhill Ponds, west side of 75th Street, north of Valmont Road, Boulder, www.naturehikes.org.
TUESDAY, JULY 22
Courage Classic — 24th annual Children’s Hospital fundraiser. Copper Mountain, www.couragetours.com. Through July 24.
Hike at Sunset — Betasso Preserve. 6:30 p.m. Betasso Preserve, Fourmile Canyon Drive, Boulder County, 303-678-6214.
WEDNESDAY, JULY 23
Bike Maintenance Basics. 6:30 p.m. REI Store, 1789 28th St., Boulder, 303-583-9970.
Five for Fire 5K for Wildfire Relief. 6:30 p.m. 303 Vodka, 2500 47th St., Boulder, www.r2dg.org.
To list your event, send information to: email@example.com. attn: “Adventure.”