Have you ever seen Volcanos? Let's see Twelve Volcanos: Changbaishan Tianchi, Mount Fuji, Mount Agung, Mayon Volcano, Kīlauea Volcano, Mt Bromo, Klyuchevskaya Sopka，Volcán Parinacota, Mount Rainier, Mt. Taranaki，Arenal Volcano, Mount Nyiragongo volcano.