A three metre lego turbine is displayed at Customs House August 16, 2007 in Sydney, Australia. Engineers without Borders are constructing a 7,000 LEGO brick fully functioning three-metre tall wind turbine in Customs House Square as part of a three day technology extravaganza to highlight the organisation's work in developing countries. (Photo by Cameron Spencer/Getty Images)

Clutching a large paper bag and shading his eyes as he peers ahead, comic actor of the silent screen, Buster Keaton (1885–1966) arriving at Paris airport. (Photo by Keystone/Getty Images). 1st August 1947

Tokyo, “Electric City”. August 24, 2009. (Photo by Caribb; Source: Flickr)

Socialite Kathy Hilton attends the Prudential Financial Grand Prix Hamptons Classic Horse Show August 31, 2003 in Bridgehampton, New York.

A painting of a Trabant car bursting through a wall in post unification Berlin, August 1993. (Photo by Steve Eason/Hulton Archive/Getty Images)

Smithfield meat porters march on the Home Office, bearing a petition which calls for an end to all immigration into Britain, 25th August 1972. (Photo by Keystone/Hulton Archive/Getty Images)

Nine-year-old Barry Miller appears none too impressed with the movements of an African Rock Python which is exploring his scalp. (Photo by Keystone/Getty Images). 27th August 1961

Model Jill de Jong from the Netherlands poses for photographers August 29, 2002 at Earls Court in London. (Photo by Scott Barbour/Getty Images)