Keep an ear to the ground for the Abiol/Gehrke, New York/Berlin neighborhood spaces project in 2011. And have a look at Andreas' work here www.andreasgehrke.de
We travel through our streets fully aware that [as we do] we become a part of their living history. We observe the traces that industry, war, nature and time have left upon our urban spaces. Then we leave our own traces to be read by others.