Just chiming in here to show you this total awesomeness from Toronto guerilla gardener extraordinaire, Sean Martindale. Although this one is all above board as Martindale sought approval from the Art Gallery of Ontario, Martindale still installed it as if it wasn't, taking 24 continuous hours to complete as fast as he could. (Via Make Something via Wooster Collective via the Torontoist). Photo by Miles Storey/Torontoist.
