Railroads, oil, steel and electricity have all been harnessed in less than 50 years, but the face of America is changing and will never be the same.

Cast: Tim Getman, Michael Chmiel, David Donahoe, Ray Reynolds, Eric Rolland, Adam Jonas Segaller, AJ Achinger, Alex Falberg, Cary Donaldson, Einar Gunn, James Kidd, Kenneth Cavett