Outdoor classes and activities in and around Snohomish County

Mountain high: Ride a ski lift to remove trash from the mountain slopes of Stevens Pass, 9 a.m. to 2 p.m. Aug. 16. Check-in begins at 8:30 a.m. Hosted by National Forest Foundation, Stevens Pass Mountain Resort and U.S. Forest Service. Volunteers should bring rain gear, bug repellent and wear ankle-supporting boots with good traction (hiking or work boots). Free lunch is provided by Stevens Pass Mountain Resort. Prizes to the finders of unique pieces of trash. Register by July 31 at https://nff.wildapricot.org/widget/event-2528604. Call 206-832-8280 for more.

Get loopy: 5:30 to 7:30 p.m. Aug. 16, Mountlake Terrace Library, 23300 58th Ave. W., Mountlake Terrace. Join Edith Farrell, naturalist photographer and hiker with over 25 years of experience in the Mountain Loop area, to discover the best trails and areas for fall foliage and which trails are open and best for fall hiking. Also includes basics such as levels of hikes, locating trailheads and safety concerns. Connecting Granite Falls and Darrington, the Mountain Loop Highway offers access to a variety of trails and spectacular photography opportunities. Free. More at www.sno-isle.org/locations/mountlaketerrace.

SEE

Senior park passes: The deal on a senior (age 62 and older) lifetime pass for national parks and federal lands is about to end. Starting Aug. 28, the price will increase from the current $10 — when buying a pass at a park station or National Parks Service office — to $80. If ordered online or by mail, a pass costs $20. The new cost will be $90. For more information, go to https://www.nps.gov/planyourvisit/senior-pass-changes.htm.

Jetty Island Days: Ferries from 10 a.m. to 6 p.m. Mondays to Thursdays, 10 a.m. to 9 p.m. Fridays and Saturdays and 10 a.m. to 7 p.m. Sundays, through Sept. 4 at 10th Street and W. Marine View Drive, Everett. There is a $3 fee for parking; suggested donation $2 for adults, $1 for kids. Call 425-257-8304 or go to everettwa.gov/jettyisland.

Summer Beach Days: Learn more about the creatures on your beaches. The Washington State University Extension Snohomish County Beach Watchers have free low tide exploration events this summer at Kayak Point County Park, 15711 Marine Drive NE, Stanwood; Mukilteo Lighthouse Park, 609 Front St., Mukilteo; and Olympic Beach, 200 Admiral Way, Edmonds. At Kayak Point, WSU Beach Watchers will be on hand from 11 a.m. to 1 p.m. Aug. 22. In Mukilteo, Beach Watchers will be there 9:30 to 11:30 a.m. Aug. 20, and 10:15 a.m. to 12:15 p.m. Aug. 21. At Olympic, from 8:30 to 10:30 a.m. Aug. 19. More at www.facebook.com/snohomishbeachwatchers.

Mount St. Helens: Washington State Parks offers a diverse series of programs exploring the May 1980 eruption of Mount St. Helens and subsequent recovery. The programs are at varying times through Sept. 10 at Mount St. Helens Visitor Center, 3029 Spirit Lake Highway, Castle Rock and at Seaquest State Park, located across the highway. Programs include interactive talks and demonstrations on the region’s history and the eruption, guided walks through the wetland ecosystem of Silver Lake and Junior Ranger evening activities for kids of all ages. More at www.parks.state.wa.us/245/Mount-St-Helens.

Run through the woods: Triathletes and other athletes, want a change of scene for your training routine? Washington State Parks wants you. The parks are promoting the space as a place for multi-sport workouts. More at http://adventureawaits.com/246/Training-for-a-triathlon-7-7-17.

Climb a tree: Washington State Parks and AdventureTerra of Seattle teamed up to offer guided, educational tree-climbing adventures to visitors at Deception Pass State Park, Hoypus Point area, 41020 U.S. 20, Oak Harbor. Cost is $149 for session lasting four hours. Helmets, harnesses, safety glasses, foot holds and instruction included. For ages 7 and older. More at www.AdventureTerra.com.

Ride to Canada: Cascade Bicycle Club ride from Seattle to Vancouver, B.C., Aug. 18-19. The 175-mile route of scenic backroads starts at the north end of the University of Washington’s E-18 parking lot and finishes in downtown Vancouver over two days. More at www.cascade.org.

Tour de Whidbey: Travel the back roads of Whidbey Island on Aug. 19. Riders can choose from three routes through central and north Whidbey, including the Whidbey Century 100-mile route, Metric Century Plus 67-mile route and Half Metric Century 33-mile route. A family-friendly 10-mile route is also available around Coupeville. Beer and family fun activities after the ride. More at https://whidbeyhealth.org/giving/tour-de-whidbey. Registration and check-in starts at 7 a.m. at Coupeville Elementary School, 6 S. Main St.

WOW: Washington Outdoor Women: Register now for hands-on workshops to increase the outdoor confidence of women, Sept. 15-17 at Camp Waskowitz in North Bend. Participants choose from 20 classes, including archery, basic freshwater fishing, fly-fishing and fly-tying, big-game hunting basics, map and compass reading, survival, beekeeping, birding, Dutch oven cooking, duck hunting, wildlife awareness and wilderness first aid. Cost $325, with scholarships available. More at www.washingtonoutdoorwomen.org,

Send calendar events to abrown@heraldnet.com.