From another forum:
This is in Norton, Vermont , on the U.S. - Canada border, at the intersection of Vermont highways 114 and 147.
It was put up at the request of the U.S. Border Patrol.
From another forum:
This is in Norton, Vermont , on the U.S. - Canada border, at the intersection of Vermont highways 114 and 147.
It was put up at the request of the U.S. Border Patrol.
I wonder if it is in any way close to the midpoint
Not even close. Any spot on the Maine coast should be within an 8 hour drive. The populated areas should only be a couple hours. Florida is like 30 hours of straight driving from Vermont