Alfred Hitchcock (1899 – 1980) in front of a caricature of his profile at a press reception in London for his new film “Frenzy”. (Photo by Central Press/Getty Images). 24th May 1972

Penelope Cruz attends the Palme d'Or Award Ceremony held at the Palais des Festivals during the 63rd Annual Cannes Film Festival on May 23, 2010 in Cannes, France. (Photo by Sean Gallup/Getty Images)

A young girl navigates her way around Hampton Court maze in the spring sunshine on May 2, 2009 in London, England. The Hampton Court maze is one of the most famous hedge mazes in the world and was planted between 1689 and 1695 by George London and Henry Wise. (Photo by Dan Kitwood/Getty Images)

British prime minister Winston Churchill (1874–1965) stops to pet a cat at Liverpool Street Station, 24th May 1952. (Photo by Keystone/Hulton Archive/Getty Images)

Tennis star Anna Kournikova of Russia recreates a legendary Marilyn Monroe pose during the filming of the adidas climacool commercial on location in Los Angeles. (Photo by CLIVE BRUNSKILL/Getty Images). 11 Mar. 2002

Runners wearing full solid-coloured bodysuits take part in a marathon in Tel Aviv, Israel February 26, 2016. Tens of thousands took part in the event, which saw streets closed off from Rokach Boulevard in the north to Jaffa’s Jerusalem Boulevard in the south. Other than the main 42-kilometer (26-mile) run, the day’s events also included a half-marathon route, several shorter circuits, a handcycle race for the handicapped and a mini-marathon for kids of a single kilometer (0.6 miles). (Photo by Amir Cohen/Reuters)

A Palestinian woman scuffles with Israeli troops as they demolish sheds belonging to Palestinians near the West Bank village of Yatta, south of Hebron June 19, 2016. (Photo by Mussa Qawasma/Reuters)

Thorsten Mowes has a more intimate knowledge of the worlds most famous monuments than perhaps anyone else on the planet – because hes spent his entire career cleaning them. As a cultural cleaning expert with nearly 25 years experience, he has been commissioned to make wonders all over the world shine like new – from the London Eye to Christ the Redeemer. The places he has been to, stood on top of, or even hung halfway down include Mount Rushmore and the Space Needle in America, the London Eye, the Statue of Christ in Brazil and the Forbidden City in China. Here: A man cleans a part of Mount Rushmore. (Photo by Caters News Agency)