Navigation devices are everywhere and just keep getting better and better thanks to the 3D maps provided by the likes of Tele Atlas (owned by TomTom) and NAVTEQ (owned by Nokia). Now Tele Atlas is announcing its photorealistic "Advanced City Models" destined for in-car and portable navigation systems and mobile devices. In June, Tele Atlas will release 40 maps based on BLOM arial imagery for cities across Europe -- hundreds more cities, including those in North America and Asia, will be available in 2010. Remember, Google already has