The Origin of Life:The Aso Caldera The caldera of Aso was formed by an ancient volcanic eruption.Rainwater accumulating in the caldera formed a crater lake … KumamotoKumamoto destinationsKumamoto tourKumamoto travelKumamoto tripKumamoto vacationNipponArchivesニッポンアーカイブス日本日本アーカイブス熊本AloJapan.com
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