Snake Island is located 35 km from the coast, east of the mouth of the Danube River. The island's coordinates are 45°15′N 30°12′E. The island is X-shaped, 690 meters from S-W to N-E by 682 meters from N-W to S-E, covering an area of 0.205 km2 (0.079 sq mi). The highest area is 41 metres (135 ft) above sea level. The island does not have a prominently featured mountain, but rather a low-slope hill.
Snake Island is the Island that the Ukrainians defending the is sent the Russian commander who asked them to surrender and got a very well known message in return.