For this week’s installment, we have the Pennsylvania Turnpike:
West end, at the Ohio state line:
East end, at the New Jersey state line:
The Pennsylvania Turnpike was one of the early long-distance expressways in the United States, and was known for its 7 tunnels, 3 of which have since been bypassed to improve highway capacity.
For more information, please see the Wikipedia entry for the Pennsylvania Turnpike