the Flickr database. Among their findings:
- New York City is the world's most photographed city with more than 12 million of the photos taken there.
- The top seven most photographed landmarks are the Eiffel Tower, Trafalgar Square, the Tate Modern Gallery, Big Ben, Notre Dame, the London Eye, and the Empire State Building.
- The top 10 most photographed cities are New York, London, San Francisco, Paris, Los Angeles, Chicago, Washington, Seattle, Rome and Amsterdam.
For all their iconic status, the Sydney Harbour Bridge and the Opera House do not figure in the top twenty-five images.