Interstate Highways information and quirky statistics about the backbone of the American roadway system.
U.K. Motorway Archive encompasses the engineering achievement involved in the conception, planning, design, and construction of over 2,000 miles of motorway built in the UK since 1958.
U.S. Highways complete list of every US numbered highway, past and present, with termini and length, including US Route 66 and other decommissioned federal routes.
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