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Crystal Caves, Iceland:
mexico's cave of giant crystals. outstanding. PBS did a special on these crystals. They are huge.
Bermuda Crystal Caves - The Stripe
Moon to Moon: Mexico: The World's Largest Crystal Caves
The Cyrstal Cave in Bermuda. Check out 23 of the world's most insane caves that you can explore. MatadorNetwork.com
What an amazing formation of the ice leaves. Its really impressive and incredibly gorgeous.!
Cave of Crystals, Naica, Chihuahua, Mexico
Crystal Cave river exit :: Vatnajokull National Park on the East coast of Iceland
‘Empress of Uruguay’ At 2500 tons & about 11 ft. tall, she’s the largest amethyst geode (or any geode) we know of. She now belongs to collectors, René and Nelleke Boissevain who show her off in Queensland, Australia.