If those are based on the Stamen Design "Toner" maps, which in turn are based on the OpenStreetMap data, you might want to send them a photo. They like to feature people using their maps in cool ways, like cakes, blankets and jigsaws.<p><a href="http://wiki.openstreetmap.org/wiki/Featured_image_proposals#OpenStreetPad_Screenshot" rel="nofollow">http://wiki.openstreetmap.org/wiki/Featured_image_proposals#...</a>