Honor history through a winter endurance trek in the St. Francois Mountains. Choose between a 40 mile expedition, a 17 mile overnight challenge, or an accessible 4 mile hike through Johnson Shut Ins State Park.

February 2027

Saturday Feb 6

Iron Heart Ultra

Saint James - 26 mi from Devils Elbow

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...

Test your endurance at Maramec Spring Park with trail distances ranging from a 5K to a 100 mile ultra. Experience historic forest trails and technical Ozark terrain at this multi distance running event.

Saturday Feb 20

Flat Branch Ultra

Flat Branch - 77 mi from Devils Elbow

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50 km

Flat Branch Ultra is a USATF certified 50K rails to trails out and back in Columbia, Missouri. The limited field, cash awards for overall winners, and a course that passes a nearly 400 year old Bur Oak make for a focused event with record p..

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