Salt Springs, Fla.
A truck hangs over the edge of a sinkhole that opened up in the parking lot of Hughes Relocation Services in Salt Springs, Fla. on June 25, 2012.
The man who disappeared after being swallowed up by a large sinkhole that opened under his bedroom in Seffner, Fla., is still missing. The state is especially prone to sinkholes because underneath the ground is limestone, a porous rock that easily dissolves in water, sometimes forming a hole in the earth. Here's a look at other sinkholes in Florida.
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