If it weren't for the Kansas Turnpike (it becomes a toll road for about 236 miles, and you basically have to pick up a ticket at one end, then pay a fee at the other), I-70 might almost qualify: https://en.wikipedia.org/wiki/Interstate_70
"You know how parents tell you everything's going to fine, but you know they're lying to make you feel better? Everything's going to be fine." - The Doctor