The Borneo Trail Classic 2023 is an international trail running event under the Spartan Trail brand where racers from all across the globe will be traveling to the illustrious land of Sarawak in October 2023 to compete in 3 main trail categories: 50K, 21K and 10K to be crowned the Borneo Trail Classic champion by racing through one of the world’s o
The Borneo Trail Classic 2023 is an international trail running event under the Spartan Trail brand where racers from all across the globe will be traveling to the illustrious land of Sarawak in October 2023 to compete in 3 main trail categories: 50K, 21K and 10K to be crowned the Borneo Trail Classic champion by racing through one of the world’s o