Spotted along the Malecon in Havana, this piece of limestone, whose softer elements have been washed away by years of water, looks almost as if it were soft ribbons of lace.
Rethymno: More of Crete
Rethymno is a rare combination of history and modern-day luxury, with its multicultural old town, tropical beaches and exquisite Cretan cuisine.
Coral was my first thought, but the identification is from my wife, a retired earth science teacher.
Very porous and beautiful! Sure that isn’t coral, Paul?
I thought it was a fossilised Cuban Dinosaur Brain – but I know nothing !