Originally Posted by David Herman
So how do the others stay viable?

Lee Bottom Flying Field [theraf.org] is a privately-owned, public use airport north of Louisville, KY and 6 miles south of Hanover, IN. They survive solely on donations.

States I landed in N63420 while he was mine:
[Linked Image from visitedstatesmap.com]
KDCY

"Flying a plane is no different from riding a bicycle. It's just a lot harder to put baseball cards in the spokes." - Captain Rex Kramer