1 Adventure hike

Minneopa State Park, Oct. 11, 9-11 a.m.

Meet at the waterfalls picnic shelter for a naturalist-led hike and learn something of the park's natural history — including how the double waterfalls formed. Wear sturdy hiking shoes and bring water. More information: 1-507-384-8890 or www.mndnr.gov/ptcalendar.

2 Wild River 5K

Wild River State Park, Oct. 11, 9 a.m.

Run or walk along the St. Croix River during peak fall color. More information: 651-583-2125 ext. 227. Registration form available at: www.friends ofwildriver.org.

3 Fall colors kayak tour

Lake Minnetonka Regional Park, October 12, from 9 a.m.-noon

Get an eyeful of color during this guided paddling tour. Previous paddling experience required. Equipment provided. Ages 14-plus. $45. Reservation required; 763-559-6700. More information: www.threeriversparks.org.

4 Whose track is it anyway?

Minnesota Valley National Wildlife Refuge, Oct. 12, 1-2:30 p.m.

Meet at the Bloomington Education and Visitor Center for a guided hike in search of animal tracks. Along the way, a volunteer naturalist will provide tips on using a tracking field guide. More information: 952-858-0715 or www.fws.gov/refuge/Minnesota_Valley.

5 Beginner archery

Minnesota Valley National Wildlife Refuge, Oct. 16, 9 a.m.-noon

Meet at the information desk inside the visitor center for a free archery lesson. Learn the basics of form and stance while having a little fun. Ages 8-plus. No reservation required. Canceled in case of rain. More information: 952-858-0715 or www.fws.gov/ refuge/Minnesota_Valley.