Puerto-Princesa Subterranean River National Park


World Heritage Identification Number: 652

World Heritage since: 1999

Category: Natural Heritage

Transboundary Heritage: No

Endangered Heritage: No

Country: 🇵🇭 Philippines

Continent: Asia

UNESCO World Region: Asia and the Pacific

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Exploring the Underground Wonders of Puerto-Princesa Subterranean River National Park

The Puerto-Princesa Subterranean River National Park, located in the island province of Palawan in the Philippines, offers a unique blend of natural beauty and geological wonders. Inscribed as a UNESCO World Heritage Site in 1999, this park showcases a remarkable limestone karst landscape, featuring an underground river that stands out for its distinctive characteristics.

More to come…

UNESCO Description of the World Heritage Site

This park features a spectacular limestone karst landscape with an underground river. One of the river's distinguishing features is that it emerges directly into the sea, and its lower portion is subject to tidal influences. The area also represents a significant habitat for biodiversity conservation. The site contains a full 'mountain-to-sea' ecosystem and has some of the most important forests in Asia.

UNESCO Justification of the World Heritage Site

The Puerto Princesa Subterranean River National Park features a spectacular limestone karst landscape with its underground river. A distinguishing feature of the river is that it flows directly into the sea, and the lower portion of the river is subject to tidal influences. The area also represents a significant habitat for biodiversity conservation. The site contains a full mountain to the sea ecosystem and protects forests, which are among the most significant in Asia.

Encyclopedia Record: Puerto Princesa Subterranean River National Park

The Puerto Princesa Subterranean River National Park is a protected area in the Philippines.

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Additional Site Details

Area: 22,202 hectares

UNESCO Criteria: (vii) — Contains superlative natural phenomena or beauty
(x) — Contains most important habitats for biodiversity

Coordinates: 10.16666667 , 118.9166667

Image

Image of Puerto-Princesa Subterranean River National Park

© Mike Gonzalez, CC BY-SA 3.0 Resized from original. (This derivative is under the same CC BY-SA license.)

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Nearby World Heritage Sites

Tubbataha Reefs Natural Park
171 km — Philippines
Kinabalu Park
510 km — Malaysia
Baroque Churches of the Philippines
540 km — Philippines
Rice Terraces of the Philippine Cordilleras
790 km — Philippines
Gunung Mulu National Park
803 km — Malaysia

Country Information: Philippines

Flag of Philippines

Official Name: Republic of the Philippines

Capital: Manila

Continent: Asia

Population (2024): 115,843,670

Population (2023): 114,891,199

Population (2022): 113,964,338

Land Area: 298,170 sq km

Currency: Philippine peso (PHP)

Country Data Sources

Last updated: January 18, 2026

Portions of the page Puerto-Princesa Subterranean River National Park are based on data from UNESCO — World Heritage List Dataset and on text from the Wikipedia article Puerto Princesa Subterranean River National Park, licensed under CC BY-SA 4.0. Changes made. Additional original content by World Heritage Explorer (WHE), licensed under CC BY-SA 4.0. WHE is not affiliated with UNESCO or the World Heritage Committee. Legal Notice. Privacy Policy.

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