About the event
Take on the 37 km Night Challenge at the TMBT Ultra-Trail® Marathon on August 30, 2025, a race that combines 1,800 meters of elevation gain with the thrill of night running. Participants will traverse technical trails illuminated only by headlamps, adding an exciting dimension to the trail-running experience. Borneo Ultra Trails Sdn. Bhd. ensures a safe and well-organized race, with reflective markers and night-specific aid stations. For trail runners seeking an adventure like no other, this night challenge is an experience not to be missed.
Date:
Sun
Aug 31
2025
Location:
Distance:
Elevation profile:
Hilly
Website:
LinkElevation gain:
Number of participants:
Find the best training plan for your goals and the distance you’re planning to run:
Stories from Runnas
The TMBT Ultra-Trail® 37 km Night Challenge, scheduled for August 30, 2025, offers a unique adventure with 1,800 meters of elevation gain under the stars. Organized by Borneo Ultra Trails Sdn. Bhd., this night race challenges runners to navigate Mount Kinabalu’s trails in an exhilarating nocturnal setting.
If you are an official race organiser with any questions about this page, please get in touch: races@runna.com
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