Seem to have done this when doing the driveway for my home. We added a large turn around that doubles as a parking lot. Used ledge stone. Sloped slightly to allow drainage to the field/hill
Minimum Requirements:
- facilitate parking for at least 3 big pickup trucks
- ability to turn around
- slight slope for drainage
- must be an earth, dirt, gravel, sand, mulch, or other natural material parking lot
- no cement, asphalt, or other toxic gick allowe