They have these all over the western US as well. Mostly Chinese though I think. Back from mining, logging, and rail building times. Many are for the most part u

They have these all over the western US as well. Mostly Chinese though I think. Back from mining, logging, and rail building times. Many are for the most part undocumented or barely documented with short footnotes in texts from the time. I was thinking how cool it would be to bring a metal detector to one of the spots since they've been for the most part untouched.