
About the event
Embarking on the "Volcano to Volcano" journey, the BTR Ultra 100K covers about 106.2 kilometers, ascending 7,244 meters from Mount Batur to Bali's highest peak, Mount Agung. Participants will navigate diverse landscapes, including dense forests, black lava fields, and challenging mountain ridges, all within a 34-hour cut-off time. This race, commencing on May 9, 2025, at 4:00 PM, is designed for seasoned ultra-runners seeking to test their limits. Organized by Bali Trail Running, it stands as one of Bali's most demanding and rewarding trail events.
Date:
Fri
May 9
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 BTR Ultra 100K, known as the "Volcano to Volcano" challenge, spans approximately 106.2 kilometers with an elevation gain of 7,244 meters, guiding runners from Mount Batur to Mount Agung. Scheduled to start on May 9, 2025, at 4:00 PM, this race demands exceptional endurance and is a true testament to a trail runner's resilience.
If you are an official race organiser with any questions about this page, please get in touch: races@runna.com
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