ok,, just to help out any Canadians out there who may not have passed US geography in school, this would be the view from North Dakota.
You Gota be kidding ?
That's what i see when I look across the border.
I heard you Americans looking across the border northward just see white.
What you are really looking at is Homeland security's latest gadget for our northern border. "Noxious fumes" can be emitted from 4 highly discrete area's to thwart any attempt at illegal crossing...

VT