In relation to that, some time ago I also stumbled across this photographic documentary of the whole US/Canada border: http://www.clui.org/section/united-divid

In relation to that, some time ago I also stumbled across this photographic documentary of the whole US/Canada border: http://www.clui.org/section/united-divide-a-linear-portrait-usacanada-border http://www.clui.org/section/united-divide-a-linear-portrait-...