Beach-goers enjoy the sand at the artificial pool in the Ramos neighborhood in Rio de Janeiro. The pool, known as "piscin‹o" brought the Ramos beach on the polluted Guanabara Bay back to life. (Australfoto/Douglas Engle)

Beach-goers enjoy the sand at the artificial pool in the Ramos neighborhood in Rio de Janeiro. The pool, known as "piscin‹o" brought the Ramos beach on the polluted Guanabara Bay back to life. (Australfoto/Douglas Engle)