Photo from: https://www.misibisbay.com/tours/hoyop-hoyopan-cave/ Photo from: https://yannahthewanderer.net/2012/02/07/hoyop-hoyopan-cave-in-albay-philippines-a-place-to-feel-nature/ HOYOP-HOYOPAN CAVE Photo from: https://theunicornbreeder.wordpress.com/2013/05/25/legazpi-hoyop-hoyopan-cave-pili-nut-hills-in-camalig-albay/…