Eruption of Ragang

1840年1月20日 – 1840年4月5日 · 7.69° N, 124.51° E

Mount Ragang, also called Mount Piagayungan and Blue Mountain by the local people, is an active stratovolcano on Mindanao island in the Philippines. With an elevation of 2,815 metres (9,236 ft), it is the seventh highest mountain in the Philippines and the highest point in the Lanao del Sur province.

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