Sugomak Cave is located in Ural

Ural (region)

Ural is a geographical region located around the Ural Mountains, between the East European and West Siberian plains. It extends approximately from north to south, from the Arctic Ocean to the bend of Ural River near Orsk city. The boundary between Europe and Asia runs along the eastern side of...

, on the east slope of the Sugomak Mountain near the town of Kyshtym

Kyshtym

Kyshtym is a town in Chelyabinsk Oblast, Russia, located on the eastern slopes of the South Ural Mountains northwest of Chelyabinsk, near the town of Ozyorsk. Population: 36,000 .-History:...

. The Sugomak Cave is the only cavity in Ural developed in marble

Marble

Marble is a metamorphic rock composed of recrystallized carbonate minerals, most commonly calcite or dolomite.Geologists use the term "marble" to refer to metamorphosed limestone; however stonemasons use the term more broadly to encompass unmetamorphosed limestone.Marble is commonly used for...

 by water. It is the main local sight and represents a cavity consisting of three grottos which are connected by narrow passages. The third grotto is partially filled by water.

The members of "Kosmopoisk

Kosmopoisk

Kosmopoisk , or Spacesearch, is a self-styled all-Russian public scientific Organization , and an International Movement with interests in ufology, cryptozoology, and other mystery investigations....

", by means of echo-sounding, have found under the thick silt at least three strange objects. The origin of the discoid objects lying up to 8 meters deep is not clear. Under the water there are the flooded courses leading, most likely, to new areas of the cave.