nr inside a sinkhole mattingly pkg_00024606.jpg
nr inside a sinkhole mattingly pkg_00024606.jpg

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    A look inside the Devil's Den sinkhole

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A look inside the Devil's Den sinkhole

CNN's David Mattingly takes a look inside the Devil's Den sinkhole.

A look inside the Devil's Den sinkhole

CNN's David Mattingly takes a look inside the Devil's Den sinkhole.