what does it mean? is it a simile?
Outside Parkland, Theron Ward added his tan Buick coupe to the tangled junkyard. He might as well have arrived in a tumbrel. He was on his way to an execution of sorts. A justice of the peace cou make no peace between the militants in Major Medicine; he could only mangle his own reputation.】
what does "arrived in a tumbrel"mean?