Unisex PH Exclusive Puerto Princesa Subterranean River Graphic T-Shirt- WhiteUNESCO World Heritage Sites in the Philippines Situated in Palawan, this national park is famous for its underground river that flows directly into the sea. The river winds through a spectacular limestone cave system filled with stalactites and stalagmites. It is one of the longest navigable underground rivers in the world and showcases impressive geological formations and diverse wildlife. DESCRIPTION Unisex style Basic fit Breathable printing