Re: Contest/Game - Identify this picture
you may be right as it says in
off west coast of Grenada..Molinere Bay
Interesting to see there are the same pictures in other links which name off west coast Isla Mujeres.
Cancun Underwater Sculpture Museum | Amusing Planet
At least all sites agree with the author Jason de Caires Taylor.
Reality is so relative, depends where, how, and with who you may be...