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Entrance to the underground river in Palawan, Philippines

Underground River Cave Entrance

Underground River Cave Entrance

The entrance to the underground river in Puerto Princess, Palawan, Philippines. This is the longest navigable underground river in the world. You can take it about 6km into the mountain by boat.

  • 3 Comments... What's your take?

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  1. jurie says:

    awesome. . i wanna go there someday. .

  2. jenny says:

    This is a nice picture, a nice place to commune with nature too.

  3. dlphntat says:

    That's beautiful. How was the trip into the mountain?

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