Puerto Princesa

The Puerto Princesa Subterranean River is the longest underground river in Asia and the second longest underground river in the world. It features an ## feet (8.2 km) navigable underground river that travels through the cave before flowing into the South China Sea.

The Puerto Princesa Subterranean River travels through a cave that features stalactites, stalagmites, and many large chambers. The park area encompasses a complete sea to mountain ecosystem and features 8 of the 13 different forest types found in Asia. Collectively there are over 800 different plant species.

Quick Facts:

• Also known as St. Paul's Subterranean River
• Located in the Saint Paul Mountain range in the Phillipines
• An 8.2 km navigable underground river
• Longest underground river in Asia and second longest in the world