Lava Cave Tours: A guided tour of a local lava tube exploring the geologic and human history as well as the ecology of the cave; 9 a.m., 2 p.m.; $95 per person, $70 children 11 and under; Wanderlust Tours, 61535 S. Highway 97, Bend; wanderlusttours.com or 541-389-8359.
Brews & Views Canoe Tour: A naturalist-guided tour paddling on a lake in the Cascades with a local microbrew or root beer to enjoy afterward; 2-6 p.m.; $100 per person $70 children 11 and under (root beer available for those under 21); Wanderlust Tours, 61535 S. Highway 97, Bend; wanderlusttours.com or 541-389-8359
Central Oregon Volcano Tour: Explore the Newberry Caldera with a naturalist guide around Paulina Lake; 8:30 a.m.-12:30 p.m. or 2-6 p.m.; $95 per person, $75 children 11 and under; Wanderlust Tours, 61535 S. Highway 97, Bend; wanderlusttours.com or 541-389-8359
Cascade Lakes Canoe or Kayak Tour: Paddle around one of the mountain lakes with a naturalist guide; 9 a.m.-1 p.m. or 2-6 p.m.; $95 per person, $70 children 11 and under; Wanderlust Tours, 61535 S. Highway 97, Bend; wanderlusttours.com or 541-389-8359
Starlight & Moonlight Canoe Tours: Watch twilight descend over the Cascades and enjoy a clear starry night while paddling on one of the mountain lakes; 7 p.m.-11 p.m.; $100 per person; Wanderlust Tours, 61535 S. Highway 97, Bend; wanderlusttours.com or 541-389-8359
Friday Morning Creekside Yoga: Annie Wilson will lead an all-level yoga class along the creek with music from her vinyl collection playing. Drop-in or sign up in advance by DMing @yogawithannie on Instagram; 10-11 a.m.; $15; The Suttle Lodge, 13300 U.S. Highway 20, Sisters; thesuttlelodge.com
Cornering & Switchbacks Mountain Biking Clinic: The clinic will work on dialing in body position on the bike and understanding how to handle different types of corners; 1:30-3 p.m.; $75; Seventh Mountain Resort, 18575 SW Century Drive, Bend; gritclinics.com
Gravity Race Series: A series of six races will be held featuring men's, women's and youth divisions and a live DJ playing during each race, prizes awarded to top finishers of each division; 3:30-7 p.m.; $15 adults, $10 youths 16 and under; Mt. Bachelor, 13000 Century Drive, Bend; mtbachelor.com or 800-829-2442.
Bend Trail Sessions Mountain Bike Clinic: The weekly clinic will work on specific skills needed for different biking trails including jumps and corners, technical climbs and descents and more; 4-6:30 p.m.; $89; Seventh Mountain Resort, 18575 SW Century Drive, Bend; gritclinics.com
CORK Saturday Run: A weekly group run will take place; 8-11 a.m.; free; Thump Coffee, 549 NW York Drive, Bend; centraloregonrunningklub.org
Sunriver Nature Center Bird Walk: Tom Lawler, expert birder and nature photographer, will lead small groups around Sunriver's wetlands, meadows and forests to find a variety of birdlife that surrounds the Nature Center; 8:30-11:30 a.m.; $10 registration required; Sunriver Nature Center & Observatory, 57245 River Road, Sunriver; snco.org or 541-593-4394.
Donation Based Outdoor Yoga: An all-levels, all-ages yoga session will be held; 9-9:45 a.m.; $10 suggested donation; Deschutes Brewery, 399 SW Shevlin Hixon Drive, Bend; facebook.com/wildthingbend or 541-385-8606.
Beginner/Intermediate Skills Mountain Biking Clinic: The clinic will work on bike set up and body position then skills in the afternoon including braking, shifting cornering, switchbacks, wheel lifts and more; 11 a.m.-1 p.m.; $75; Seventh Mountain Resort, 18575 SW Century Drive, Bend; gritclinics.com
Donation Based Outdoor Yoga: An all-levels, all-ages outdoor yoga class will be held. Bring your own yoga mat or towel and water; 9-9:45 a.m.; $10 suggested donation; LOGE Camps, 19221 SW Century Drive, Bend; facebook.com/wildthingbend or 541-382-4080.
Skills & Ride Mountain Biking Workshop: The clinic will start with basic dialing in of bikes and body position before progressing through several more skills and hopping on a nearby trail to test out newly learned skills; 10 a.m.-1 p.m.; $99; Seventh Mountain Resort, 18575 SW Century Drive, Bend; gritclinics.com
Sundays with the Yoga Lab: The grounding, all-levels outdoor yoga class will be taught by Yoga Lab owner Ulla Lundgren weekly; 4:30-6 p.m.; $15; The Suttle Lodge, 13300 U.S. Highway 20, Sisters; thesuttlelodge.com
Women's Foundational Skills Mountain Biking Clinic: Women new to mountain biking can learn fundamental skills to feel more confident setting up the bike, shifting, braking and navigating small trail obstacles; 5:30-7:30 p.m.; $75; Seventh Mountain Resort, 18575 SW Century Drive, Bend; gritclinics.com
MBSEF Thrilla Cyclocross: The annual racing series includes categories for several age and skill levels for 30-minute and 45-minute races. Advanced registration and OBRA membership required; 5:15-7 p.m.; $15-$60 juniors (12-18), $25-$100 adults; Athletic Club of Bend, 61615 Athletic Club Drive, Bend; mbsef.org or 541-385-3062.
CORK Thursday Evening Run: A 3- to 5-mile group run along the Deschutes River Trai. Stay after for food and drinks with the club; 6-8 p.m.; free; Cascade Lakes Brewing, 1441 SW Chandler Ave. Suite 100, Bend; centraloregonrunningklub.org