top of koryaksky volcano seen from avachinksy volcano, kamchatka, russia. kamchatka in early autumn

background tree pattern summer texture nature sun kamchatka sky lava mountain peak volcano crater landscape cloudscape cloud blue avacha russia koryaksky active sopka stone textured thermal warm russian rock top erupt avachinksy mount park federation hot eruption orange avachinskaya cloudy vessel heat avachinskiy geothermal outdoor koryakskaya national red brimstone black