The US Air Force Base Davis-Monthan Air Force Base, is the most expensive and a large army cemetery of old equipment.
This place has become a haven for thousands of aircraft and helicopters mothballed until better times.
The spectacle is certainly impressive.
Square base - about 11 000 square kilometers. Every year, deposited receives about 400 units, and the same is eliminated (sold to friendly countries or destroyed). This number does not include the fleet, disposed of in separate interstate agreements. Total based units is about 4,400 aircraft. The total cost of the entire fleet - about 35 billion. Dollars.
When setting for storage from all machines dismantled weapons and sensitive equipment. Fuel systems are drained and pumped oil, forming a protective film.