tyatya volcano caldera panoramic panoramic view with main cone in the background, kunashir island, kuril islands

attraction caldera cloud cloudy cone crater east far geology height huge island japan kunashir kunasir kuril kurile kurils kurily landmark landscape mars martian mist mount mountain mountains nature outdoor panorama peak rock russia sakhalin scenery scenic shadow slope strato stratovolcano tiatia travel tyatya volcan volcanic volcano vulcano