Photo taken on April 27, 2016 shows the Big Ben in central London, Britain. London's famous Big Ben is to be given a 43-million-U.S.-dollar facelift, the British Parliament announced Tuesday. A three-year program of work will begin early in 2017. It will mean the clock being switched off and the bell silenced for a period of time while the work is carried out. (Xinhua/Han Yan)