The Top 12 Most Heavily Fortified Locations on the Planet

8) Fort Knox (8 of 12)

8) Fort Knox (8 of 12)

The army base that holds all kinds of treasures that are valuable to the US army has got to be one of the most heavily fortified locations on the planet. The Fort Knox army base is where all these valuables are stored and it is practically impenetrable.

The base has got a 22-ton steel door, which holds all manners of valuable things inside and it can withstand any explosive device in the world.

It is claimed that it is impossible to get inside the Fort Knox US army base.