There's a website called Wooster Collective which keeps track of street art and the like from all over the world. Here are some examples: http://www.woostercollective.com/post/seen-on-the-streets-of-lima1 http://www.woostercollective.com/post/nazza-pays-tribute-to-martha-cooper http://www.woostercollective.com/post/alexis-diaz-and-stinkfish-in-toulouse-france http://www.woostercollective.com/post/new-wall-from-inti-in-istanbul-turkey http://www.woostercollective.com/post/vinz-remixes-picasso-la-marca-spana http://www.woostercollective.com/post/one-not-to-miss-alexandros-vasmoulakis-solo-show-in-athens http://www.woostercollective.com/post/one-not-to-miss-roa-at-black-rat-press-in-london http://www.woostercollective.com/post/fresh-stuff-from-david-walker http://www.woostercollective.com/post/li-hill-lost-habitat-time-lapse http://www.woostercollective.com/post/weekly-offering-a-3d-mural-from-laguna http://www.woostercollective.com/post/one-not-to-miss-jessica-joslins-brass-bone-at-lisa-sette-gallery-in-scottsd http://www.woostercollective.com/post/shit-were-diggin-the-art-of-simon-birch http://www.woostercollective.com/post/shit-were-diggin-the-art-of-rai-escale http://www.woostercollective.com/post/shit-were-diggin-the-neon-graffiti-of-shok-1 http://www.woostercollective.com/post/seen-on-the-streets-of-quito-ecuador