A good piece of advice found at stuck-up piece of crap
Street Chandelier by Austrian artist Werner Reiterer.
Via this Isn’t Happiness.
Graffiti-like sequin installations in Reykjavik, Iceland by Danish/Czech artist Theresa Himmer.
BAD GRAFFITI is a photography series by Scott Hocking, documenting hundreds of scribbles in and around Detroit. Found here.
Isle of tunes is a music sequencer that creates music using street layouts: the objects at the side of the streets make sounds as the cars pass by them. Check out the top 10 pre-built layouts under demo island mode.