The Nashville North KOA where we are staying in Nashville is on the small side, and the sites are fairly small.  They are also set up in a “buddy” system which means you are facing the opposite way of your neighbors.  This allows the sites to be smaller as you share your “yard” area with your neighbor and are very close to the neighbor on your other side.

But, it’s a pleasant park.  Here’s a picture looking out our front door: