The Bing Maps Preview app for Windows 8.1 is receiving an update today that brings a new public transportation trial experience to help you plan your journey via bus, train or subway in just a few short clicks. This experience will be available in select cities in the U.S., Canada, and the U.K. The Bing Maps Preview app will now give you route options, estimated departure and arrival times overlaid on top of the apps beautiful maps experience. If the next bus you’re needing to catch is coming up in a couple of minutes, then app will let you know you better get moving.