14th Annual Smithsonian.com Photo Contest
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.
© Wendy Whitney.
All rights reserved.
||Nov. 18, 2016, 1:14 a.m.