Don’t miss: Things to do in the great outdoors this week

1 Volunteering at Rainier

Attend this potluck and learn about volunteering at Mount Rainier National Park; park staffers will be on hand to talk about plans for 2015; 9 a.m.-noon Saturday; Tacoma Mountaineers Program Center, 2302 N. 30th St., Tacoma; bring a dish to share for brunch; open to the public; tacomamountaineers.org.

2 Take a prairie tour

Join the Olympia-Thurston County Stream Team for a tour of Wolf Haven prairie with expert Sanders Freed; will be followed by tour of the wolf sanctuary; 9 a.m.-noon Saturday; Wolf Haven International, 3111 Offut Lake Road SE, Tenino; group size is limited; free; register at streamteam.info.

3 Armed Forces Day bike ride

Area volkssport clubs are hosting a bike ride as part of JBLM Armed Forces Day; the ride will be 13-25 kilometers; starts at 9:30 a.m. Saturday at Carey Theater, Joint Base Lewis-McChord; for information contact, Bob Morrison of Capitol Volkssport Club at morrisonr@comcast.net or 360-923-5381, or John Warhol of Daffodil Valley Volkssport Club at warhol66@comcast.net or 253-845-6592.

4 Armed Forces Day bike ride

The Point Defiance Marina will host a swap meet including new and used fishing and boating gear; 10 a.m.-3 p.m. Saturday; Point Defiance Marina, 5412 N. Waterfront Drive, Tacoma; free admission; for information, contact Gene Anderson at 253-594-7803 or genea@tacomaparks.com.