March ultramarathons in Ohio, United States

Four scenic 7.75 mile loops on Wooster Memorial Park trails, 50k distance, 8-hour time limit

Challenging 25k loop through Cleveland Metroparks Hinckley Reservation; roots, rocks, mud, and multiple climbs on scenic, public trails

Out-and-back course on the Ohio Erie Canal Towpath Trail from Historic Downtown Canal Fulton to Bolivar, with 50k and 50-mile options

Alternating trail and road loops on the Ten-Bridge Trail at McChesney Ridge; hourly 4.1667-mile laps in a last-person-standing backyard format