Nature hikes, bike race, ski lessons this weekend at Minnesota parks

Fort Snelling State Park

9-10:30 a.m. Saturday

Two major rivers meet in Fort Snelling State Park. Join a park naturalist for a walking discussion on the natural and cultural history at the confluence of the Mississippi and Minnesota rivers. Dress for the weather. Meet at the visitor center. (612-725-2724, mndnr.gov)

William O'Brien State Park

10-11 a.m. Saturday

Learn the basics about survival (air, shelter, water and food) and then make a survival bracelet. You will learn a basic knot and then make the bracelet. Registration required. (651-433-0500, mndnr.gov)

Elm Creek Park Reserve

Race in a time trial on a 10- to 14-mile singletrack loop through trees. Warm up at the trailhead afterward with awards, door prizes and good times. Divisions include men's, women's and under-17. Helmets and mounted bike lights required.

Cost is $15 for registration ($20 for same-day). Call 763-559-6700 to register. (three riversparks.org)

Help feed birds

Afton State Park

10-11:30 a.m. Saturday

Learn to skate-ski

Hyland Lake Park Reserve

9:30-11 a.m. Sunday

Practice efficient edging, gliding and control. Prior classic skiing experience recommended. Reservations required. Cost is $24. (763-559-6700, threeriversparks.org)

Learn classic skiing

Noon-1:30 p.m. Sunday

Learn proper equipment fitting, diagonal stride, stopping, turning, and hill techniques. For novice skiers and those wanting a review. Reservations required. Cost is $24. (763-559-6700, threeriversparks.org)

River investigation

Fort Snelling State Park

1-3 p.m. Sunday

Nature walk

Silverwood Park

1:30-2:30 p.m. Sunday