Exterior cracks in the tower wall of the Cayo Cardona Lighthouse just off Ponce, Puerto Rico. As a matter of public safety, the Coast Guard revoked the certificate of occupancy and officially condemned the facility March 22, 2021. (U.S. Coast Guard photo) SAN JUAN, Puerto Rico – The Coast Guard, as a public safety measure, is advising the public to stay away and not enter the Cayo Cardona lighthouse...