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File name:		 05-38B
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Title: Karst topography in central Florida.
Caption: B. This small sinkhole formed suddenly in 1991 when the roof of a cavern collapsed, destroying this home in Frostproof, Florida. (Photo by St. Petersburg Times/Liaison Agency, Inc.)
Keywords: groundwater, water tables, sedimentary rocks, limestone, karst topography, sinkholes