This approx. 42 mile route touches 4 states (PA, MD, WV & VA) while following the Appalachian Trail. A map is here.
I Michael Hohl will be attempting the unsupported FKT on 2/15/2019, I will be starting at the Mason Dixon Line about 6:30am. I will be carrying everything I need minus water which I will purify from various springs along the way. My beacon link is https://www.strava.com/beacon/EkhC6nbxWWn if you want to follow.