One of UNESCO's World Heritage Sites and a highlight for guests at the best Puerto Princesa hotel, this subterranean river is home to an impressive cave system featuring several large chambers, limestone karst landscapes, and spectacular rock formations. Take a river cruise through this enchanting, natural wonder with its mountain-to-sea ecosystem that includes old-growth forests and distinct wildlife.

Spend a captivating night watching nature's very own light show as fireflies illuminate the mangrove forest with a soft glow. Make your way through the river on a guided paddle boat and enjoy the view with family and friends for an unforgettable experience. After dining at one of the top Palawan restaurants Puerto Princesa offers, breathe fresh air under the tropical night sky while your dinner buffet is served on board.