Opened in 1940, this is known as America’s first superhighway.
Colonial Parkway in Virginia
Route 66
Pennsylvania Turnpike
Massachusetts turnpike
Pennsylvania Turnpike. Modeled after Germany’s 100-mph autobahns, the turnpike was built to be user-friendly. When necessary, construction changed the terrain it ran through. Originally 160 miles long, it is now 514 miles.