April ultramarathons in Brazil

Women-only Backyard Ultra on a repeating circular loop, hourly laps continuing until one athlete remains; a knockout test of pacing and mental strength.

Technical mountain trails near 2,000m, harsh climbs and a punishing uphill finish, with views over the Paraíba Valley and Serra do Mar

Challenging ultramarathon along Bertioga’s coastline, featuring demanding beach stretches, mixed terrain, and Atlantic Forest views

Multi-day stage race across desert sand, dunes, and lagoons with self-sufficiency requirements, challenging heat, and immersive cultural encounters.

Technical mountain ultramarathon near Jaraguá do Sul with steep ascents, forested singletracks, exposed ridges, nighttime section, and Serra do Mar views.

Technical 50K course over rugged, uneven trails and variable weather on Ilha Grande, with equal prize rewards for male and female finishers

Challenging 50 km route on winding trails and rustic roads, surrounded by Pernambuco interior scenery

Technical highland trails across rolling hills, rocky paths, and sweeping plateaus, featuring runnable sections, steep ascents, and scenic rural Bahia views.

Five-stage endurance route featuring rolling rural roads, forest trails, and steep climbs through the Serra da Beleza in southern Rio de Janeiro.

Last One Standing format in Itupeva: repeated hourly laps under international rules, with elimination for missed cutoff and an on-site camping atmosphere.