The Underground River northeast of Puerto Princesa is a favorite tourist destination, both local and foreign, because the unique attraction offers a unique view and experience of natural limestone formation overarching a river. St. Paul Bay lies next to it.
How do you get to the underground river?
The underground river is about a two-hour ride by land vehicle from downtown Puerto Princesa northeast of the city. It is located within the declared protected area ... From: Facts About the Underground River in Puerto Princesa.
