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14th Annual Smithsonian Magazine Photo Contest Natural World
The mineral rich colors in the caves of the Blue Grotto

On the road to Zerrieg, hired boats on the island of Malta allow adventurers an opportunity to see where pirates hid waiting to attack unsuspecting merchant's vessels. The mineral rich Mediterranean waters are absorbed by the stones in the caves of the Blue Grotto reflecting a rainbow of color.

Photo Detail
Date Taken: 11.2015
Date Uploaded: 11.2016
Photo Location: Zerrieg, Malta
Copyright: © Wendy Whitney