The most visited site in the National Park system, the 469-mile Blue Ridge Parkway winds along the ridges of the Appalachian mountains in Virginia and North Carolina. According to most accounts, the Parkway was a New Deal "Godsend for the needy," built without conflict or opposition by landscape architects and planners who traced their vision along a scenic, isolated southern landscape. The historical archives relating to this massive public project, however, tell a different and much more complicated story, which Anne Mitchell Whisnant relates in this revealing history of the beloved...