In honor of Friday's opening ceremony of the Olympics, NASA has re-released a dramatic picture of London at night taken in February 2003 by astronauts on the International Space Station.
North is toward the top and slightly left. The M25 beltway is visible south of the city and further south of that is Gatwick airport. Just inside the left-hand stretch of the M25 is Heathrow airport. The Thames is the dark area that fans out to the east of the city. The two dark spots just west of the city's core are Hyde Park and Regents Park.