20 Incredible Photos That Show the True Power of Nature

Glow Worms, Waipu Caves, New Zealand

Intrepid adventurers routinely trek through the pitch-black, mud-slick Waipu Caves on New Zealand’s North Island to gaze at the thousands of twinkling glowworms that light up the darkest recesses like tiny, blue fairy lights. Unlike many other tourists destinations, admittance to Waipu Caves and its glowworm galaxy is free.