The paradise of Mount Semeru, that's the name for Lake Ranu Kumbolo among climbers. Lake Ranu kumbolo is one of the favorite overnight spots located under 4 climbing posts of Mount Semeru with an altitude of 2,400 meters above sea level and can be reached for 4 hours of normal climbing from Ranu Pane. Its location on the hiking trail to Mount Semeru makes Lake Ranu Kumbolo belong to the Tengger Semeru National Park. You can see various natural beauty when you stop at Ranu Kumbolo Lake. The abundant water conditions and fresh air make this place very suitable for you who are tired of the hustle and bustle of the city.