What was unique about the first highway in the United States?
It was built by the government.
It was constructed by a private company.
It was paid for by the citizens of Pennsylvania.
It connected four states in the west.
What was unique about the first highway in the United States?
It was built by the government.
It was constructed by a private company.
It was paid for by the citizens of Pennsylvania.
It connected four states in the west.