Krestovsky Volcano belongs to the Klyuchevskoy volcano group located on the eastern range. It is part of the Klyuchevskoy Volcano Nature Park included in the UNESCO World Cultural and Natural Heritage List.
This high stratovolcano reaching 4.057 meters forms a volcanic massif with Uchkovsky volcano. The upper part of Krestovsky has a dome shape. It contains a 10.3 km long glacier: Eulchonok. The date of the last eruption of this extinct volcano is unknown.