Three major flaws with the idea that most city interstates are here to stay.
Understanding mistakes of the past can help guide U.S. transportation policy in the future.
Two separate road networks: one running between cities and one running within them.
For the March on Washington anniversary, U.S. Secretary of Transportation Anthony Foxx has written about the role of transportation in civil rights, both good and bad.
Depending on how you measure, as far as 250 miles.
Graphic designer Cameron Booth gives a London Tube map treatment to America's roadways