It covers about 30 square kilometers of area on the western bit of Island MLJET, which is about 1/3 of the Island. It consist of two natural salt lakes (Veliko and Malo jezero) that are interconnected by a narrow channel. Veliko jezero (Large Lake) covers the area of 1,5 square kilometers.
Malo Jezero (Small Lake) is about 1/4 of square kilometers. The salinity of the water in the lakes is bit lower than in the sea, due to intake of fresh waters. The temperature of the Lakes is usually higher then open sea temperatures for about 4 degrees centigrade.
Due to these details, Veliko and Malo Jezero are popular places for visitors to swim in. Both lakes are surrounded with dense old pine forest. In the middle of Veliko Jezero there is a little island called Melita where Benedictine monastery is located.