April ultramarathons in Utah, United States

Remote Moab desert trails with Navajo sandstone domes, sandy washes, technical singletrack, exposed rims, and La Sal Mountain views

Rocky singletrack ascent up Stairmaster Trail with 890 feet gained in under a mile, followed by slickrock descent and panoramic Moab valley views

Two-loop 50k course on technical ATV paths and single-track, panoramic views of Tooele Valley and Great Salt Lake, ascents near Farnsworth Peak, wooded Pole Cañ

Southern Utah desert course with mesa ascents, panoramic views, and technical terrain near Zion National Park

Hourly 4.167-mile out-and-back loop in Utah, last-person-standing format with a single ultimate finisher

Hard-packed salt and mud flats to the Islands, with rolling terrain and significant climbs on the longer courses.