2. Bloody Battles

As it recovers from the Civil War, America undertakes the largest building phase of the country's history. While much of the growth is driven by railroads and oil, it's built using steel.

3. Changing the Game

The steel and oil have forever changed the face of America, but they are just the beginning. JP Morgan arrives on the scene and expedites growth through finance.

4. When One Ends, Another Begins

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.