New Zealand’s Waitomo Glowworm Caves feature these fascinating indigenous glowworms, whose bioluminescence creates an incredible experience for visitors http://on.natgeo.com/2AjtFeA

New Zealand’s Waitomo Glowworm Caves feature these fascinating indigenous glowworms, whose bioluminescence creates an incredible experience for visitors http://on.natgeo.com/2AjtFeA 

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