This was a lot of work. I'll add a cap stone to the walls and backfill with sand and topsoil and it will almost be complete.
This looks like a good place for a new road.
Off through the pines you can now go:
A cedar and some unknown tree struggled for years for the same real estate:
I think the cedar won. The other tree is still alive. It's roots are on the north side of the cedar and the main trunk on the south.
Nature can be really weird: