Ozark Highlands Endurance Run

Spirit of Syllamo : December 13, 2025 Spirit of Syllamo is an ultra endurance trail event held in Norfork, Arkansas, at Misty Mornings (309 Riverview Trail). The 2025 event uses new routes and a new venue after a March 2025 tornado and late..

David's Trail Endurance Run is a challenging trail running event held in Mountain Home, Arkansas, along the scenic Lake Norfork in the Ozarks. The race offers three distances: 7K, 25K, and a demanding 50K course featuring over 5,000 feet of..

Hit the Sylamore Trail Run in Allison, Arkansas at Angler's White River Resort on Feb 14, 2026. Pick a 25K or 50K out and back on scenic trails with creek crossings for a memorable winter running challenge.

Three Days of Syllamo is a three day ultrarunning stage event near Fifty Six, Arkansas, totaling about 94 miles over three stages. Rugged singletrack, steep climbs and creek crossings reward full series finishers with a special Rock award.