Course
Run entirely inside the Bellevue Underground Mine in the Crowsnest Pass, on a 250 m shaft at a 1% grade giving a 500 m out-and-back loop. The shaft is about 4 m wide and sits at a constant 0-2C year round. Runners complete as many loops as they can inside their chosen time limit.
Key dates
- !RegistrationOpen now
- ★Race daySat 31 Oct 2026
Date confirmed with the organiser · entry window checked by RunCalendar
About
A 24-hour timed race run entirely underground in a real coal mine near Bellevue, Alberta, with runners completing as many laps through the tunnels as they can in a full day.
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Save The Dark: 24 Hours Underground to your season and RunCalendar reminds you the morning entries open and before they close. Free on iPhone, no account needed.
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Save The Dark: 24 Hours Underground to your season and RunCalendar reminds you the morning entries open and before they close. Free on iPhone, no account needed.
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