Legionville - Credit: Wikimedia Commons
Legionville (or Legion Ville) was the first formal basic training facility for the military of the United States. The camp, which was established in winter 1792 under the command of Major General Anthony Wayne, was near present-day Baden, Pennsylvania, a suburb of Pittsburgh. It was used to train the soldiers which would become the Legion of the United States. Read more on Wikipedia
Source: en.wikipedia.org