Kyusendo Cave

Japanese: 球泉洞 - キュウセンドウ

Southwestern Kumamoto Prefecture, Kuma Bear A limestone cave on the east bank of the midstream river. It is located in Kuma Village, Kuma District. With a total length of 4.8 km, it is the largest in Kyushu. It was discovered in March 1973. It is believed to have been formed by the uplift of limestone layers that were on the ocean floor 300 million years ago. Beautiful formations such as flowstones, rimstones and curtains can be seen here, and it is a tourist hub along with the Kuma River boat tour.

Source: About Shogakukan Digital Daijisen Information | Legend

Japanese:

熊本県南西部、球磨くま川中流の東岸にある鍾乳洞。球磨郡球磨村に位置する。全長4.8キロメートルで、九州でも最大規模のもの。昭和48年（1973）3月に発見された。3億年前、海底だった石灰岩層が隆起してできたと推測されている。フローストーン・リムストーン・カーテンなどの美しい造形が見られ、球磨川下りとともに観光の拠点。

出典　小学館デジタル大辞泉について　情報 | 凡例

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