BTR ULTRA 2026 marks the 7th edition of Bali’s most brutal trail race, challenging runners to conquer an unforgettable Volcano-to-Volcano journey. This is more than a race — it’s an ultra adventure through volcanic ridges, dense jungles, sacred paths, and traditional villages. Every step pushes your limits while immersing you in Bali’s raw nature and living culture. Where endurance is tested, legends are made.