Here are some of my favorite photographs from around the world, all taken by me. Geographically yours, D.J.Z.
Saturday, July 15, 2017
Rock Sound, Eleuthera, The Bahamas
You're standing deep underground looking up at the mouth of a sinkhole. In the Bahamas, these features are known as 'blue holes.' Wherever they occur, they are emblematic of the chemical weathering associated with karst topography. The carbonic acid in rainfall easily dissolves carbonate rocks such as limestone.