page_title: Aso Caldera
hierarchical_section_title: Aso Caldera
caption_attribution_description: 日本語: 阿蘇山広域空撮画像 阿蘇山広域空撮画像。
context_page_description: Aso caldera is a geographical feature of Kumamoto Prefecture, Japan. It stretches 25 kilometers north to south and 18 kilometers east to west. The central core lays at the center of five major mountains in the area. Aso valley runs along the northern base of Mount Aso and Nango valley along the south. According to research of caldera sediment, lakes used to exist in these valleys. The dried up lake areas have come to be called Old Aso Lake, Kugino Lake, and Aso Valley Lake.
context_section_description: Aso caldera is a geographical feature of Kumamoto Prefecture, Japan. It stretches 25 kilometers north to south and 18 kilometers east to west. The central core lays at the center of five major mountains in the area. Aso valley runs along the northern base of Mount Aso and Nango valley along the south. According to research of caldera sediment, lakes used to exist in these valleys. The dried up lake areas have come to be called Old Aso Lake, Kugino Lake, and Aso Valley Lake.
caption: Central cones of Aso volcano
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