Mammoth Cave is the longest cave system in the world with over 400 miles (640 km) of surveyed cave. From a geologic standpoint, it is world wonder. From a photographic standpoint, it is one of the least interesting caves I’ve visited. Unlike most caves, the walls of Mammoth are rather smooth and you don’t see [...]
About Gary Arndt
My name is Gary Arndt. In March 2007 I set out to travel around the world...
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