Lake Barco, Florida, U.S.A., a sinkhole lake in a karst region that has been used in groundwater studies. Photo from old ASLO slide collection taken by D.F. Brakke; scanned by K.L. Schulz.
· Date: April 16, 2008 · Views: 7,986 · Filesize: 62.5kb, 530.9kb · Dimensions: 2499 x 1633 ·