Araranguá LighthouseAraranguá Lighthouse is an active lighthouse in Araranguá, Brazil on the Atlantic Ocean.HistoryIt was built in 1953 on a rocky bluff named Morros dos Conventos nearby the beach. The lighthouse is a cylindrical concrete tower with four buttresses surmounted by a metal skeletal tower with the lantern on the top. The tower is white painted with a black horizontal band. The light emits three white flashes, at 3.3 seconds interval, every twenty seconds visible up to. The lighthouse is managed by Brazilian Navy and is identified by the country code number BR-3960.