National Park "Puerto Princesa Underground River" is located 50 kilometers north of the city of Puerto Princesa in Palawan. The park occupies the ridge St Paul in the northern part of the island and is limited to the Gulf of St Paul and Babuyan River in the east. Since 1992, the park management is in the jurisdiction of the city administration. Unique Puerto Princesa Subterranean River has become one of 28 finalists for the "New Seven Wonders of Nature."

The landscape of the park is presented and limestone karst mountains, and itself an underground river for 8, 2 km is available for navigation. A distinctive feature of Puerto Princesa is its track - it winds through a cave before falling straight into the South China Sea. In the cave you can see the entire clusters of stalactites and stalagmites, and several large underground halls. Before 2007 in Mexico on the Yucatan Peninsula it was discovered an underground river of Puerto Princesa is considered the longest underground river in the world. In 1999, Puerto Princesa has been declared a World Heritage Site by UNESCO due to its biodiversity and critical ecosystems.

The park is registered 8 of 13 forest types characteristic of tropical Asia - mountain forests, freshwater swamp forests of the plains, evergreen tropical forests and mangroves, etc. Scientists have discovered there are more than 800 species of plants, including 295 species of trees.

A huge variety of different bird kingdom - of the 252 bird species that live on Palawan, 165 are found in the park. 15 species of birds are endemic to the island. Here you can see sinegolovogo parrot dzhunglevuyu chicken, Asian hornbills, the snow sea eagle, and others.

Among the animals of the park more often you can find long-tailed macaques looking for their food on the beach at low tide, the bearded pig, binturong, Palawan badger and porcupine. In the caves there are bats, swiftlets and spiders, and in the waters of the park - manatees and dugongs sea turtles Taku. In total, the park is home to about 30 species of mammals.

Each year the park attracts thousands of tourists to witness the unique river - trained guides Guides arrange 45-minute boat trips right inside the cave .  In addition, tourists can take a real trip through the jungle - 5-kilometer route from the town of Sabang Puerto Princesa to discover the wonderful flora and fauna of the park .  Another option - take a trip on a catamaran on the mangrove, during which you can see how a person looks untouched forest, and even put their mangrove tree on a special site .  Fans of caves like the Lion Gate and the so-called hole daylight and fans of mountain climbing is to climb the cliff Ugong, with stunning views .  Finally, you can just relax on one of the many sandy beaches (among the most popular - the beaches of Sabang, Panaguman and Martha Fe) or visit the Ethnographic Museum to learn about the culture of the local Aboriginal tribes .