Stephen's Gap Cave--Woodville, Alabama "many things in life we have to look underneath the skin to discover it's true beauty.
"I sure do love a cave sunbeam" says Hang Son Doong Vietnam. by discoverearth
The eerie blue glow reflected in the water of the Waitomo Glowworm Caves in New Zealand is actually caused by tiny glowing insects on the ceiling.
Glow Worms Cave, New Zealand
Waitomo’s Ruakuri Cave Ruakuri Glowworms Shaun Jeffers
Dive Into Mesmerizing Son Doong Cave - Travels And Living
Khao Luang cave temple, Phetchaburi, Thailand Almost mythical path. Travel+Leisure has one incredible gallery of this incredible place, by photographer Craig Ferguson
Matador Cave, Malibu, California My next trip