Itasca hike, Wild River State Park running races, geocaches basics this weekend

Itasca State Park, 12:30-3 p.m. Saturday

This 2-mile hike can be challenging but is worth the effort. Pass old pines, maple stands and the shores of Myrtle Lake. Meet at the visitor center at 12:30 p.m., and then carpool to the trailhead. The route will follow the Red Pine, Crossover and Ozawindib trails. (1-218-699-7251, mndnr.gov)

Run in a park

Wild River State Park, 8:30 a.m. Saturday

Take on a 5-kilometer run or walk. Race-day registration ($35 with T-shirt, $25 without) is available from 8:30 to 9:45 a.m. The race starts at 10 a.m. Proceeds support the park. (651-583-2125 ext. 227, mndnr.gov)

William O'Brien State Park,10:30 a.m.-noon Saturday

Learn how to use a global positioning system unit to find hidden treasures at state parks and trails. A limited number of GPS units are available. Call the park office at 651-433-0500 to register. After the program, earn a special 2017 wildflower card that is part of the geocache pursuit. (mndnr.gov)

Glendalough State Park, 1-3 p.m. Sunday

A naturalist will lead a bike ride and discussion about the park's unique history and natural wonders during autumn. Bring a helmet. Bikes are available for rent. (1-218-864-0110, mndnr.gov)

Lowry Nature Center, 8-11 p.m. Friday and Saturday

Learn about Minnesota's owls, their adaptations, and research. Drive within Carver Park to observe master banders safely trapping and banding saw-whet owls. Cost is $5. Call 763-559-6700 to reserve a spot. (threeriversparks.org)

Park by paddle

Get out in a kayak on a fall morning. Previous paddling experience required. Equipment provided. Cost is $40. Call 763-559-6700 to reserve a spot. This program is for ages 14 and older. (threerivers parks.org)

Rapids Lake Education and Visitor Center, 8-10:30 a.m. Saturday