5 Most Mysterious Caves In The World

Son Doong Cave Vietnam Located near the Laos-Vietnam border, it was found in 1991

Glowworm Caves  New Zealand The bioluminescent glow produced by these mosquito sized glowworms inside the ceilings of caves

Blue Caves Greece Situated on the west coast of Zakynthos Island, these striking caves at Greece is a treat for the eyes

Crystal Caves  Mexico Discovered by the miners in 2000, this mysterious cave is 120m below ground level and these crystals are believed to be the largest in the world

Marble Caves  Chile Located in the Patagonian Andes, Marble Caves’s unique formation lies in the waters which are shared by Argentina and Chile