Taxis wait in London in June 2014. By law, the drivers of London's black cabs must memorize all of the city's streets, a process that takes years of study. The taxi drivers are opposed to Uber and drivers using a GPS, but the High Court ruled in favor of Uber last week. Oli Scarff/Getty Images hide caption

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A combination photo shows London's Mayor Boris Johnson colliding with 10-year-old Toki Sekiguchi during a game of Street Rugby. Issei Kato /Reuters /Landov hide caption

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John Harris, who runs the T. Cribb & Sons funeral home in the East End of London, stands in the coffin warehouse. The key to staying in business in the changing district is to diversify and specialize, he says. Leila Fadel/NPR hide caption

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Taylor's Vicissitudes, after it began to accumulate coral. Jason deCaires Taylor hide caption

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Military bomb disposal experts examine an unexploded German bomb from World War II in East London. Hundreds of residents were moved out for their safety. Sgt. Ross Tilly/Ministry of Defence hide caption

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Placards are burned at the End Austerity Now rally in Parliament Square, London. Protesters have said the march was the start of a broader campaign to end government cuts to social programs. Daniel Leal-Olivas/PA Photos/Landov hide caption

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Far more than other Western democracies, Britain concentrates its money, power and culture in the capital, London. Elwin van Eede/Flickr hide caption

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Kenya's Eliud Kipchoge (left) celebrates winning the London Marathon next to runner-up and last year's winner Wilson Kipsang, also of Kenya, on Sunday. Facundo Arrozabalaga/EPA/Landov hide caption

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The view west from London's newest skyscraper looks over the River Thames and St. Paul's Cathedral. Russians have flocked to the English property and banking sectors as the economy crumbles back home. Peter Macdiarmid/Getty Images hide caption

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A trespasser stands and walks along the roof at House of Commons early Sunday morning in London. The unidentified man was taken into custody after spending about eight hours wandering around the roof of the Palace of Westminster. Keith Hewitt/Getty Images hide caption

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Garry Usher oversees the five lamplighters employed by British Gas. Each night, members of his crew wind up, by hand, the clocks that control when the lamps, like this one at St. John's church in Smith Square, turn on and off. Rich Preston/NPR hide caption

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WikiLeaks founder Julian Assange (right) said he'll leave the Ecuadorian Embassy in London, at a news conference with Ecuador's Foreign Minister Ricardo Patino. Assange has been holed up at the embassy for two years. John Stillwell/AFP/Getty Images hide caption

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This installation at the Tower of London will ultimately feature 888,246 ceramic poppies, honoring the soldiers from Britain and the British colonies who died in World War I. Rich Preston/NPR hide caption

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Revelers dance in their pajamas at Morning Gloryville in London in January. The nightclub, which holds a rave once a month beginning at 6:30 a.m., has inspired morning raves in a number of other cities around the world. Andrew Winning/Reuters/Landov hide caption

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