Bridge of Sighs in Venice, Italy. Check out Venice's best-kept secrets at TheCultureTrip.com. Click on the image to see the full list! (http://www.flickr.com/photos/michaelying/9181351018/?crlt.pid=camp.xCp39v70X6Ei)
London - Leadenhall Market - located in Gracechurch Street. The ornate roof structure was designed in 1881 by Sir Horace Jones. More recently its been used to represent The Leaky Cauldron and Diagon Alley in the film Harry Potter and the Philosopher's Stone.