It’s a generally white American thing like collecting spoons used to be and “road trips”. If you want to see the country there’s a bunch of ways.
Remember McRib caravans?
These days though, it’s caravans to rallies but it’s all different excuses to see America.
I think if I ever did something like that, I’d leave some kind of mark that I was there, then people could search the same places I did to find the marks I left behind.
Like Geocaching. … although with Pokemon Go and the other apps that will surely follow … there’s the latest version of the Cracker Barrel road trip.