1 _ la nuit by ron isaacs, 2009, via whitehotel.2 _ via somuchtotellyou.3 _ konzentrische gruppe, figurenplan k1 by oskar schlemmer, 1922, via whitehotel.4 _ for the birds by wayne pate, via arthound.5 _ art by john tremblay, via pnguyee.6 _ art by mats bergquist, via pnguyee.