Hole in a hole in a hole..
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Hole in a hole in a hole..

by Djamil Al-Halbouni, GEOMAR - Helmholtz Centre for Ocean Research, Kiel, Germany

The Dead Sea sinkholes are a phenomenon caused by dissolution and subsurface material erosion. Here a drone captured the nested sinkholes as a consequence of the shrinking of the Dead Sea.

Featured on GeoLog, the official blog of the European Geosciences Union