Puerto Princesa Subterranean River
The Puerto Princesa Subterranean River National Park, a UNESCO World Heritage Site located in the Philippines, is renowned for its stunning natural beauty and unique geographical features. This remarkable underground river, stretching approximately 8.2 kilometers, is one of the longest navigable underground rivers in the world and boasts an extraordinary biodiversity that attracts nature enthusiasts and adventure seekers alike.
Natural Wonders
The Puerto Princesa Subterranean River flows through a karst limestone landscape characterized by dramatic cliffs, lush forests, and a rich array of flora and fauna. The river itself is flanked by towering limestone cliffs, creating a serene and mysterious ambiance. Visitors are captivated by the striking rock formations, stunning stalactites, and stalagmites that adorn the cave's interior, making it a breathtaking spectacle.
Biodiversity
The park is home to a diverse range of wildlife, including various species of birds, mammals, reptiles, and marine life. The rich ecosystem supports a variety of habitats, from mangroves to rainforests, making it an essential sanctuary for numerous endemic and endangered species. Birdwatchers can spot rare species, while nature lovers can explore the lush surroundings that contribute to the park's ecological significance.
Activities and Tours
Visitors to the Puerto Princesa Subterranean River can partake in guided boat tours that navigate the underground river. These tours provide an opportunity to witness the stunning geological formations and learn about the rich biodiversity from knowledgeable guides. For those seeking adventure, hiking trails around the park lead to panoramic viewpoints and additional exploration of the surrounding forest, showcasing the region's natural beauty.
Visiting Information
The Puerto Princesa Subterranean River National Park is easily accessible from Puerto Princesa City. The best time to visit is during the dry season, which spans from November to May, ensuring optimal weather conditions for exploration. Visitors are encouraged to book tours in advance, as access to the underground river is regulated to protect the environment and enhance the visitor experience.


