Devetashka cave, Bulgaria by Silvia S.

Oh wow - spectacular shot!

Caves

The Cave of Three Bridges.

Lava Tube Cave, Tulelake, California

Glowworm Caves New Zealand

Khao Luang Cave, Thailand

Multnomah Falls, Oregon, US

Rock Pools, Canada

TURRELL’S IRISH SKY GARDEN, CO CORK IRELAND | Click to see more. Real WoWz

Waterfall Cave ~ Kauai, Hawaii

101 Most Beautiful Places You Must Visit Before You Die! – part 4, Amazing Cave Waterfall

Ice Cave in Mount Rainier National Park, Washington

This recently discovered cave in Vietnam is massive beyond description. An entire forest is growing inside! There are no words to describe the enormity, and beauty of this natural wonder. -- The Empire State Building will fit inside-- ~ Photo credit: Carston Peter, Son Doong cave, Vietnam

Devil Spring - one of seven springs that are located in the private Ginnie Springs park (northern Florida), a cave divers paradise. For non-divers there is still plenty to see when snorkelling. (The intense blue colour is due to the water depth at the cave opening). | Photo by Christoph Nagy

Smoo Cave, Scotland

Devetashkata Cave - Bulgaria

✮ River Gorge, Logan, Ohio

Marble Caves, Chile

Slovenian Caves – the Grand Canyon of the underground.