Extreme North Dakota's Terrifying Run Amongst Innumerable Lost Souls
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Extreme North Dakota's Terrifying Run Amongst Innumerable Lost Souls - END-TRAILS
This is an annual Halloween-themed trail running event held at Turtle River State Park near Arvilla, North Dakota. The event runs across October 24 and 25, 2026, and uses a looped course that combines single-track, double-track, rolling terrain, and a short paved section of about 100 yards.
Participants may race solo or as part of a team and complete as many laps of the course as they can within set time periods. The course includes winding single track, some fast flat double track, and multiple undulations typical of the local terrain.
Race formats and primary options:
- Zombie: solo, 6, 12, or 24 hour options to complete many laps
- Skeleton Army: teams up to four, 12 or 24 hour team lap format
- Imp: single-lap trail run, about 10k
The event location is listed as Turtle River State Park, Arvilla, ND 58214, USA. The description focuses on lap-based racing formats and the course surface and profile rather than specific schedules or start times. Visit the organization's website for the most recent information.