Your onboard GPS isn’t always the hot ticket when you come to a fork in the dirt road, it’s late in the day, and you really really want to take the easier, more-travelled way on your 647-pound Ducati Enduro. Planning is hard, but a quick trip to the U.S. Forest Service website uncovers all sorts of paper maps, including Motor Vehicle Use Maps for parks in every state, which can be very handy to have when your GPS is confused. Speaking of GPS, there are quite a few apps for your phone now, including Navmii, which don’t require a cell signal. And when you’re really confused (a thing that seems to happen to my “guide” every time I leave the pavement), a $10 compass like the one Aerostich sells can tell you if you’re headed in the right direction at least…