Lake Labuan Cermin which has two tastes, tasteless the top and salty bottom, are in Labuan Kelambu Village, Biduk-biduk District, Berau Regency, East Kalimantan, Indonesia. This lake has a very clear color, no wonder people call it a clear lake like a mirror. The color of the water in the middle of the lake is turquoise. While on the edge, we can see unique and beautiful color gradations, namely gradations of dark blue, light blue, white and green. Another uniqueness of Lake Labuan Cermin is because it has two flavors, tasteless at the top and salty at the bottom. The two flavors in the lake are not fused, both are like separated by a membrane where the water that has a sense of freshness is at the top and saltwater is at the bottom. If you just look from above the lake is like an ordinary lake until we throw ourselves into it and taste the water. Lake Labuan Cermin has an area of about 2 hectares with a depth of 4-5 meters. We can begin to feel the taste of salt water at a d...