Winter hours have been announced at the Mississippi River Eco Tourism Center. The center is open 9 a.m. to 3 p.m., seven days a week, except holidays. Snowshoes, ice skates and cross country skis will be available for use when conditions allow. The camp store will be open for limited service Monday through Friday and full service on weekends.

Open Range Archery will be held 4 to 7 p.m. Wednesday, Dec. 4, at Rock Creek. This event will be held in the basement of the Eco Center for public use and will include safety and practical instruction. Participants must use the center’s equipment and will be under the watchful eye of a range master. Children (9+) must be accompanied by an adult.

Thursday, Dec. 5: There will be a night hike at the north entrance of Sherman Park. There may be no need for flashlights. There will be a campfire and S’mores following the hike.