In early 2017 when we drove from Guanajuato to Monterrey on our way back to the United States, we encountered some traffic. We kept watching cars go off into the ditch, but they were all bigger vehicles that could handle offroading. Finally, when we saw a few little cars go along the dirt road, we went for it (in our Toyota Prius). John still says that we got "really lucky" in making it, since we could've ...