My Visit to Puerto Princesa Subterranean River National Park
Along side the rice terraces of Banaue, the highlight of my trip to the Philippines was my visit to the Puerto Princesa Subterranean River National Park. it is a UNESCO World Heritage site and the longest, navigatable, subterranean river in the world. (got that?) Puerto Princesa is the capital of Palawan province, the westernmost province …