The Philippine National Parks system is a network of protected areas established to conserve the country's rich biodiversity and natural beauty. These parks showcase a variety of ecosystems, including tropical rainforests, mountains, and coastal areas, providing habitats for numerous endemic species. Visitors to these parks can enjoy activities such as hiking, birdwatching, and exploring unique landscapes. Notable parks include Puerto Princesa Subterranean River National Park, known for its stunning underground river, and Mount Apo National Park, home to the highest peak in the Philippines.