Labor Day 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: September 6, 2021 all-day 2021-09-06T00:00:00-05:00 2021-09-07T00:00:00-05:00 Contact: Fort Abraham Lincoln State Park Event website City of Mandan General Community Morton County This is a bonus hike in the 2021 12 months 12 hikes challenge