In Delft, South Holland, people can call a free mobile phone number and potted geraniums somewhere downtown will change colour. Artist Leonard van Munster has placed 10 bunches of potted geraniums at the request of the Technical University of Delft. Van Munster is known to combine his art with the technical possibilities of the mobile phone. Delft’s public library has an ape orchestra by Van Munster. Visitors can call the apes at at free mobile number upon which the orchestra plays a fragment by classical composer Francisco Tárrega from the 19th century, whose music is now known around the world as the Nokia tune.

(Link and photo: ad.nl)