Located in Rio´s exclusive Barra da Tijuca, Grand Hyatt Rio de Janeiro has a stunning beach-front location overlooking the blue-green Atlantic Ocean and surrounded by the Marapendi Lagoon from behind.Located in Rio´s exclusive Barra da Tijuca, Grand Hyatt Rio de Janeiro has a stunning beach-front location overlooking the blue-green Atlantic Ocean and surrounded by the Marapendi Lagoon from behind.