I remember being fascinated by this story when it first appeared.
I saved it in in my Folder; "Files to Keep", including its Map!
Lots of interesting and fascinating stuff dotted all around the USA!
...which keep me; "popping over there" every day, to explore!
Paul....
...!
Win 8.1 64-bit. DX11. Advent Tower. Intel i7-3770 3.9 GHz 8-core. 8 GB System RAM. AMD Radeon HD 7700 1GB RAM. DVD ROM. 2 Terra Byte SATA Hard Drive. Philips 17" LCD Monitor. Saitek Cyborg X Fly-5 Joystick. ...and a Briggs and Stratton Petrol Lawn Mower.