The route goes from the west coast to central PA. It is targeted at Adventure / Dual Sport bikes with optional sections that are harder. It is on the scale of the Trans America Trail. Ride at your own risk. This portion of the route goes from Sheridan WY to the eastern edge of Iowa. The section to the west of here is - The Northern Route - Rockies - http://advrider.com/forums/showthread.php?t=1039394 The section to the east of here is - The Northern Route - Midwest - http://advrider.com/forums/showthread.php?t=1066579 As far as I know all roads are legal Public roads - Forest Service, county, state,etc. Off pavement as much as possible. Here is the Garmin .gdb file - https://www.dropbox.com/s/gx3pxw9tccr621b/NR Plains Release.gdb?dl=0 Here is a standard GPX file - https://www.dropbox.com/s/v43r26zifkiourg/NR Plains Release.gpx?dl=0 Here is the documentation file - https://www.dropbox.com/s/qyvquqd5txrh4kl/NR Plains Release.doc?dl=0 Note - the tracks are raw tracks containing LOTS of track points. You may well have to filter these tracks down for some units.