2017 Bromo Tengger Semeru 100 Ultra 3 - 5 November 2017 East Java, Indonesia 170km / 102km / 70km / 30km Bromo Tengger Semeru Ultra Run race is a unique event that aims to challenge your inner spirit and physical state, as well as to provide race participants with magnificent natural beauty and environment of Bromo Tengger Semeru National Park in East Java - Indonesia at various altitude level. Running at the high altitude region of Bromo Tengger Semeru National Park, you will experience tracks with various sceneries in the background, such as sea of volcanic sand (2.200 masl) with low temperature and strong wind. You will be running through rural back roads, forest path and prairie with a distant magnificent view of the highest mountain in Java, Mount Semeru (3.676 masl) and the tranquility of Lake Ranu Kumbolo (2.400 masl).