Kikai Caldera
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Kikai Caldera is a massive, mostly submerged caldera up to 19 kilometres in diameter in the Ōsumi Islands of Kagoshima Prefecture, Japan.
Mount Iō, a rhyolite lava dome, May 2015, viewed from the east
Kurile Lake
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Kurile Lake is a caldera and crater lake in Kamchatka, Russia. It is also known as Kurilskoye Lake or Kuril Lake. It is part of the Eastern Volcanic Zone of Kamchatka which, together with the Sredinny
Kikai Caldera
…Explosivity Index of 7, so making it one of the most explosive in the last 10,000 years, ranking alongside the eruptions of Santorini, Paektu, Crater Lake, Kurile Lake, Samalas and Tambora. The eruption had a major impact on the Jōmon culture in southern Kyūshū although the impact was not as great as some commentary…
Kurile lake and the Serdce Alaida island
Serdce Alaida
Ilinsky volcano
Diky Greben