mountain landscape: view on active koryaksky volcano on a sunny day. koryaksky-avachinsky group of volcanoes, kamchatka

active activevolcano background beautiful blue caldera cliff climbing cloud cone crater day ecology ecosystem eruption geology glacier hiking kamchatka kamchatkapeninsula koryak koryakskaya koryaksky lava mount mountain nature nobody outdoor pattern peak rock scenery scenic sky slope snow summer sunny texture tourism travel view volcanic volcano weather winter