Two new tile sets are now featured on the OpenStreetMap.org site. The
Transport Layer and the MapQuest Open layer both use the same Hot
Fresh OpenStreetmap data that we all know and love. Each tile set
presents that data in a different way, for a different audience by
making careful choices about how to render OpenStreetMap data.
The Transport layer, courtesy of Andy Allan shows public
transportation infrastructure like subways and bus routes and train
The MapQuest Open layer, courtesy of MapQuest shows highway shields and toll