Ultra Obscura
Sutton, Canada • 13-14 Jun 2026
Event
Ultra Obscura is a trail running event organized by Sinister Sports at Mont Sutton, in the province of Quebec, Canada. The event features six loops and six different course distance options.
Course Details
The course is run entirely on trails, with no asphalt sections. It travels through mountain landscapes in the Sutton region. The total positive and negative elevation gain for the full 84 km course is 2,660 m.
Format and Registration
The race format is designed to be strategic, with an emphasis on planning and decision-making. Participants can enter as a solo runner or as part of a team (mixed, female, or male). Participation is capped at 200 runners.
On-Site Services
The start, finish, and main transition area are located at Mont Sutton. A pre-race meal is provided. Checkpoint stations with snacks and water are available on each loop. Professional medical support is present on-site. Visit the organization's website for the most recent information.