This is one of the amazing reservoirs of the Samara region. Located in the village of Sernovodsk, in the territory of the sanatorium Sergievsky mineral waters.
Sulfuric Lake is a round-shaped reservoir that takes water from four sources, which bring about 6 million liters of water rich in hydrogen sulfide and sulphate-calcium salts per day. Due to the hydrogen sulfide content in the water, the lake has a turquoise color that changes shades depending on the illumination. When approaching the lake smell of hydrogen sulfide
Sulfur Lake is now considered a monument of world importance and is listed in UNESCO catalogs as an object of world cultural and natural heritage
