1 Composting basics workshop
Part of the edible gardens workshop series, this program will focus on the basics of two methods of composting; 6 p.m. Tuesday; Washington State University Research and Extension Center, 2607 W. Pioneer Way, Puyallup; free; to register, contact 253-445-4501 or puyallup.wsu.edu.
2 Riverwalk history tour
Take part in a guided history walk along the Deschutes River; sponsored by the Olympia Tumwater Foundation; 6 p.m. Tuesday, 10:30 a.m. Thursday and 3 p.m. Sept. 6; Tumwater Falls Park; 110 Deschutes Parkway SW, Tumwater; free; limited to the first 30 people; 360-943-2550, olytumfoundation.org.
3 Mountaineers adventure program
Jim Wilson will give a program “Explorations in the Great Basin Desert” as the Olympia Mountaineers resumes its monthly adventure program; potluck dinner at 6 p.m. and the program at 7 p.m. Wednesday; Friends Meeting House at Priest Point, 3201 Boston Harbor Road, Olympia; bring a dish to share, your own plate and flatware; olympiamountaineers.org.
4 Cooking with Irene
Irene Poshtkouhi will give a demonstration on cooking affordable meals from scratch, using legumes and vegetables from your garden; 3-4:30 p.m. Friday; Tillicum Library, 14916 Washington Ave. SW, Lakewood; free; 253-548-3314, piercecountylibrary.org.
Northwest Trek is hosting its annual event that focuses on the park’s large hooved animals; listen as elk bugle, bison grunt and snort and deer spar; 11 a.m.-5 p.m. Saturday-Sept. 7; Northwest Trek Wildlife Park, 11610 Trek Drive E., Eatonville; activities are free with park admission, nwtrek.org.
6 Hood Canal Celtic festival
The fifth annual event will feature the Gathering of the Clans, Highland games, Highland and Celtic entertainment, pipe bands and dancers, Scottish and Celtic vendors, herding dogs demonstrations, food vendors and a beer garden; 10 a.m.-6 p.m. Saturday and Sept. 6; Belfair State Park, 3151 NE state Route 300, Belfair; adult prices are $15 for one day and $25 for two days; 360-275-4935, hoodcanalhighlandfest.org.