- Explore the Underground River, located in the Puerto Princesa Subterranean National Park, on a full-day tour from Puerto Princesa city. Provided round-trip transportation means you can focus on the scenery of Ulugan Bay and the karst mountains on the journey, instead of worrying about directions and navigation. Once there, take a guided tour of the underground river, one of the longest navigable underground rivers of the world, while listening to commentary about its history and geology.
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- Free Cancellation