The Blue Ridge Parkway is the longest roadway in the U.S. that was planned as a single unit. Its origin is connected to government efforts to provide relief from the Great Depression, and conservation of the Blue Ridge Mountains.
Research:

SYMHC Classics: Dr. Lucy Hobbs Taylor
29:58

Behind the Scenes Minis: Carry-on Bags
28:38

Gustave Flaubert and the ‘Madame Bovary’ Trial
45:15