David Rawcliffe, house and monument steward at the National Trust's Chedworth Roman Villa cleans a Roman mosiac in the new environmentally-controlled conservation shelter on March 19, 2012 near Cirencester, England. Opened this month, the multi-million pound building allows visitors to walk on suspended walkways just above the 1600-year-old Roman floors and to see recently excavated mosaics not seen for 150 years, with more to be uncovered over the coming year. (Photo by Matt Cardy/Getty Images)

Salt-resistant plants grow in sand made up of small fish bones on the shore of the Salton Sea before sunrise in an area where a controversial development would create a new town for nearly 40,000 people on the northwest shore of the biggest lake in California, the Salton Sea, on March 21, 2012 south of Mecca, California. (Photo by David McNew/Getty Images)

“Gloucester Cathedral, or the Cathedral Church of St Peter and the Holy and Indivisible Trinity, in Gloucester, England, stands in the north of the city near the river. It originated in 678 or 679 with the foundation of an abbey dedicated to Saint Peter (dissolved by King Henry VIII)”. – Wikipedia

Photo: A general view of Gloucester Cathedral is seen on March 22, 2012 in Gloucester, England. With only a few months to go until the opening ceremony of the London 2012 Olympic games, Britain's tourist industry is hoping to benefit from the influx of athletes, officials and visitors. (Photo by Matt Cardy/Getty Images)

Circus performer and trampolinist Max Calaf Seve performs at a preview for NoFit State Circus new summer show at the Eden Project on March 29, 2012 in St Austell, England. This will be the second time that the NoFit Circus has performed in the world famous biomes of the Eden Project. The production will start on July 28 and run until September 2 before leaving Cornwall for a global tour. (Photo by Matt Cardy/Getty Images)

Israeli mounted policemen move crowds of Palestinian protestors during a demonstration marking Land Day in the east of the city on March 30, 2012 outside the old city of Jerusalem, Israel. Land Day, which began in 1976, marks the day Israeli forces killed six Palestinians during a protest against Israeli occupation of what Palestinians consider to be their land. Palestinians around the world will commemorate Land Day with protests and demonstrations. (Photo by Lior MizrahiGetty Images)

“Panopticons is an arts and regeneration project of the East Lancashire Environmental Arts Network managed by Mid Pennine Arts. It involved the construction of series of 21st-century landmarks, or Panopticons (structures providing a comprehensive view), across East Lancashire, England, as symbols of the renaissance of the area”. – Wikipedia

Photo: “Singing Ringing Tree. The Singing Ringing Tree is a musical sculpture overlooking Burnley. It was designed by architects Mike Tonkin and Anna Liu of Tonkin Liu and constructed from pipes of galvanised steel”. (Photos by WandereringSoul/Mark Tighe)

Presentation of The work of Italian artists Antonio Garullo and Mario Ottocento, called “The Italian Dream” showing a wax figurine of Italy's former prime minister Silvio Berlusconi as being dead or asleep inside a glass shrine, is exhibited on May 29, 2012 at the Ferrajoli Palace in the center of Rome, Italy. In this controversial work Berlusconi is smiling, wearing funny slippers and the trousers open. (Photo by Alessandro Bianchi/Reuters)