Freiburg Germany Research links: Broaddus-Tale-Two-Ecosuburbs-2010 http://www.streetsblog.org/category/cities/germany/ http://www.csmonitor.com/2006/1220/p01s03-woeu.html http://trb.metapress.com/content/c19p42158p4xk180/ http://www.vauban.de/fotos/mai-2013