All photos from Flickr - Creative Commons with Attribution License

New York City - Eva Abreu (http://www.flickr.com/photos/29624656@N08/)
Los Angeles -  Todd Jones Photography (http://www.flickr.com/photos/ahhdrjones/)
Paris - wlappe (http://www.flickr.com/photos/wlappe/)
Shanghai -  Mulligan Stu (http://www.flickr.com/photos/mulliganstu/)
Cape Town - eGuide Travel (http://www.flickr.com/photos/eguidetravel/)
Santiago - sapienssolution (http://www.flickr.com/photos/leonardodasilva/)
Cairo - Arian Zwegers (http://www.flickr.com/photos/azwegers/)
Singapore - jjcb (http://www.flickr.com/photos/jjcbaron/)