Butch, theres a KOA called Detroit-Greenfield KOA.
* Address: 6680 Bunton Road, Ypsilanti, Michigan 48197
* Phone: +1 734 482 7722
Now I don't know if their still there. It is close to Greenfield Village. The nice thing is, you won't have to drive across town with the traffic to get to
G.V. Marvh