1 Lake Maria Volksmarch

Lake Maria State Park, Oct. 25, 9:30 a.m.-3 p.m.

Meet at the park's trail center for a 10-kilometer group hike organized by NorthStar Trail Travelers. Each participant selects a group of hikers to match his or her pace. More information: 763-878-2325 or www.nstt.org.

2 Fall birding for beginners

Fort Snelling State Park, Oct. 25, 10-11:30 a.m.

Meet at the visitor center for a naturalist-led hike and introductory lesson on bird identification. Binoculars and bird guides will be available. Registration required; 612-725-2724. More information: www.mndnr.gov/ptcalendar.

3 Family fall color adventure

Coon Rapids Dam Regional Park, Oct. 25, 1-4 p.m.

Go canoeing on the Mississippi River to see spectacular fall colors. Other delights include spotting bald eagles and navigating small rapids. Previous canoe experience recommended for adults. Equipment provided. $20. Reservation required; 763-559-6700. More information: www.threeriversparks.org.

4 Rivers and people coming together

Fort Snelling State Park, Oct. 26, 1-2 p.m.

Meet at the visitor center for a walking tour and history lesson on the park. Learn about Fort Snelling's Dakota concentration camp, Pike Island, the confluence of the Minnesota and Mississippi Rivers and more. More information: 612-725-2724 or www.mndnr.gov/ptcalendar.

5 Call of the Wild Film Fest

Minnesota Valley National Wildlife Refuge, Oct. 26, 3-4 p.m.

Head to the Bloomington Education and Visitor Center on Sunday afternoons for a weekly documentary on outdoor themes. This week's screening is "Strange Creatures of the Night," a National Geographic film featuring nocturnal wildlife scenes. More information: www.fws.gov/refuge/Minnesota_Valley.