Puerto Princesa Subterranean River National Park
Sabang
At 8km in length, Sabang's famous underground river is one of the longest navigable river-traversed caves in the world and draws scores of tourists. Trips…
Puerto Princesa Subterranean River National Park
Sabang
At 8km in length, Sabang's famous underground river is one of the longest navigable river-traversed caves in the world and draws scores of tourists. Trips…
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