7. The Army owns so much land that if it were a state, it would be larger than Hawaii and Massachusetts combined.
Not surprisingly, the Army has a ton of infrastructure. Soldiers serve at 158 installations around the world, and the service owns more than 15 million acres of land across the U.S., which totals up to roughly 24,000 square miles. That would make the "State of Army" larger than smaller states like Maryland, Hawaii, Massachusetts, and Vermont.