Gabzaruli Tba Natural Monument also known as Cracked Lake Natural Monument is a small siphon lake in Georgia region Imereti, Tskaltubo Municipality, in the village Kumistavi, 166 meters above the sea level. The villagers also call it Tskrvaram.Gabzaruli Tba or Cracked Lake is about 5 m long, 4.5 m wide and 60 m deep.