Travelers are voting Twin Lakes National Park, Mt. Arayat National Park and Bulusan Volcano National Park as the best of 19 national parks in Philippines. Also popular are Mounts Iglit-Baco National Park in Philippines, Puerto Princesa Subterranean River National Park in Puerto Princesa and Kan - Irag Nature Park in Visayas. Want more? Check out our map of national parks in Philippines or this 1 national parks near Manila.