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

itoggle caption Facundo Arrozabalaga/EPA/Landov

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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The Shard, the tallest building in Western Europe at 1,016 feet, was inaugurated in London in 2012. It got its formal name when the builders adopted the term used by critics, who called it a "shard of glass" in the city's skyline. Ben Fitzpatrick/AP hide caption

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Cyclists negotiate rush hour traffic in central London on Nov. 15. Fourteen London cyclists have died so far this year, all in accidents involving heavy goods vehicles. Oli Scarff/Getty Images hide caption

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A man reacts to a shaft of intense sunlight reflected from the glass windows of the new "Walkie Talkie" tower in central London on Aug. 30. Leon Neal/AFP/Getty Images hide caption

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A Nov. 23, 2010, photo shows Michael Adebolajo (center, in dark T-shirt) with suspected Al-Shabab recruits who were arrested by Kenyan police. Adebolajo, one of the main suspects in the brutal murder of a soldier in London, was discharged from the hospital Tuesday. AFP/AFP/Getty Images hide caption

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