June ultramarathons in Texas, United States

Rooty dirt single-track and rolling hills on Waterloo Trails, 6.2-mile parkland loops with approximately 500 feet of elevation gain per loop, cupless event.

Repeated-loop 50K on mostly shaded, technical singletrack along the Madrone Trail, with sweeping Canyon Lake views and shoreline twists.

Crushed gravel 5-mile loops with subtle elevation, limited shade, intense daytime sun, and nighttime darkness; elimination after each hour loop

Nighttime 50K course winding through grasslands and woodlands of Guadalupe River State Park with scenic views under the stars

One-mile well-lit loop course through Redbud Park with night running on safe, consistent terrain and access to a single aid station

Night trail course near Lake Travis with rocky footing, notable elevation gain, dense woods, and a quiet Hill Country setting

Rocky, technical singletrack through thick woods near the Lower Colorado River and Lake Travis, with substantial climbing in a quiet, remote-feeling setting.