Sematan Duathlon 2025 (part of XTERRA Borneo Sarawak) is a thrilling off-road race in Sematan, Sarawak, featuring a 32 km mountain bike leg followed by a 10 km trail run. Riders and runners traverse scenic foothills and jungle trails around Mount Pueh and Roxy Beach, offering a rugged, nature-filled challenge in a stunning coastal setting.
