Puerto Princesa Subterranean River National Park: Most Unique Beauty of Philippines

[ad_1] The Philippines’ most significant protected area is the Puerto Princesa Subterranean River National Park (PPSRNP). It has one of the most intricate cave systems and stunning karst or limestone terrain. It has one of the longest underground rivers in the world that travels five miles through a network of underground caverns before emptying into …

Puerto Princesa Subterranean River National Park: Most Unique Beauty of Philippines Read More »