November ultramarathons in Arizona, United States

Rocky, technical trails through Phoenix Mountain Preserves with over 6,000 feet of elevation gain, minimal shade, and unmarked routes guided by GPX

Rugged jeep roads and steep trails along the 302, panoramic desert views, and Arizona Trail segments with Grand Canyon scenery

Challenging 50km course on scenic desert trails, part of the Aravaipa Running Desert Runner Trail Fall Series Ultra division

Century and 140-mile races on the longest unbroken stretch of Historic Route 66, desert views from Peach Springs to Topock66, Andy Payne Cup competition

Legendary Route 66 journey through valleys, pine forests, rugged mountains, and deserts with iconic Americana landmarks and generous time limits

USATF certified 0.99-mile flat sidewalk loop at Estrella Mountain Regional Park, with foothill views and multi-day ultradistance formats