1 Hiking in Switzerland
Kevin Head will give a program on hiking the Alpine Trail in Switzerland at the next Mountaineers Potluck and Adventure Speaker Series program; potluck and social hours begins at 6 p.m., and the program at 7 p.m. Wednesday; open to the public; Friends Meeting House at Priest Point, 3201 Boston Harbor Road, Olympia; olympiamountaineers.org.
2 Birding Pierce County
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Take part in this Tahoma Audubon Society field trip to Bradley Lake, the Orting Valley and other possible birding spots; dress for the weather and plan on some moderate walking; meet at Bradley Lake Park, 531 31st Ave. SE, Puyallup, at 8:30 a.m., and go until noon Saturday; open to the public; for information, contact Edward Pullen at firstname.lastname@example.org; tahomaaudubon.org.org.
3 Woodland Creek planting
Join the Olympia-Thurston County Stream Team to help plant native trees along Woodland Creek; tools and gloves will be provided; dress for the weather; warm drinks and light snacks will be provided; 10 a.m.-1 p.m. Saturday; Woodland Creek Community Park, 6729 Pacific Ave. SE, Lacey; streamteam.info/getinvolved/calendar.
4 Walk in Swan Creek Park
Join this walk led by a naturalist from the Tacoma Nature Center; learn about the plants and animals that call the park home; 10-11 a.m. Saturday; Swan Creek Park, 2820 Pioneer Way E., Tacoma; free; space is limited and sign up is required; do so at 253-591-6439 or metroparkstacoma.org.