December Hike Calendar Add to Calendar Add to Timely Calendar Add to Google Add to Outlook Add to Apple Calendar Add to other calendar Export to XML When: December 19, 2020 – December 26, 2020 all-day Repeats 2020-12-19T00:00:00-06:00 2020-12-27T00:00:00-06:00 Where: Fort Abraham Lincoln State Park General Community Mandan Progress Organization This is part of the Fort Abraham Lincoln State Park 2020 Hiking Challenge.