Simushir

Simushir (, , ), meaning Large Island in Ainu, is an uninhabited volcanic island near the center of the Kuril Islands chain in the Sea of Okhotsk in the northwest Pacific Ocean. It was formerly known as Marikan.

Uratman () is a somma volcano located at the northern end of Simushir Island, Kuril Islands, Russia. It consists of a Pleistocene caldera which contains an andesite cone of Holocene age. The caldera is exposed to the ocean, forming Brouton Bay.

volcanic crater in the Kuril Islands, Russia

strait in Russia

Russian volcano

wide strait that separates the islands of Broutona and Chirpoy to the west from Simushir to the east in the Kuril Islands in Russia

explosive stratovolcano on the Kuril Islands in Russia

cove on Simushir Island, Russia