Beguiling Natural Wonders You'll Have to See to Believe

If you're a fan of nature — and let's face it, who isn't? — then you probably already find the sheer number of captivating natural wonders on our beautiful green and blue planet astounding. Even if you're not an outdoorsy person, the following list of incredible naturally occurring phenomena is sure to take your breath away.

From New Zealand's brightly glowing "glowworm caves" to Australia's bio-luminescent bays and subterranean rivers in the Philippines, the world has no shortage of unbelievably scenic beauty. Trust us when we say you'll have to see some of these to believe 'em.