570 issued by President Gloria Arroyo, the natural monument is an important watershed containing the only remaining rainforest on Camiguin.

[2] It supports a variety of endemic flora and fauna and is also noted for its waterfalls, rivers and springs.

Its highest peak is Mount Hibok-Hibok which measures 1,250 metres (4,100 ft) in elevation and is classified as an active stratovolcano.

[6] The natural monument was established for the conservation of endangered and endemic fauna that live within those forests.

Its vegetation consists of tropical plants endemic to Camiguin such as Miguelia reticulata, Medinilla multiflora, Memecylon subcaudatum, Syzygium camiguense, Coelogyne confusa and Goodyera ramosii.