It was a double-decker, with armor plating, bulletproof windows, and solar panels on the roof. A rolling fortress. I had a window seat, two rows behind the driver, who was encased in a bulletproof Plexiglas box. A team of six heavily armed guards rode on the bus’s upper deck, to protect the vehicle and its passengers in the event of a hijacking by road agents or scavengers—a distinct possibility once we ventured out into the lawless badlands that now existed outside of the safety of large cities.