May ultramarathons in Connecticut, United States

Rugged Connecticut course with steep ascents, rocky Regicides Trail, summit climbs, and challenging blue blazes from West Rock Playground to Prospect

Well-marked Roosevelt Forest loop with single- and double-track trail, roots, rocks, rolling hills, bridges, and quiet woodland scenery

Hilly, technical 3.11-mile loop on Ragged Mountain with hourly starts and last runner standing format

Scenic gravel trails through camp grounds with a festive finish and community atmosphere