#40: Fort Knox
Fort Knox stands as the ultimate symbol of security in American culture, protecting the nation’s gold reserves. Formidable defenses, including minefields, electric fences, and vigilant armed security surround this military stronghold.

The fort’s impenetrable nature is underscored by the fact that it has only permitted entry once, in 1974, and only for a select group of media and Congress members. This rare glimpse inside highlighted Fort Knox’s unparalleled security measures, reinforcing its reputation as one of the most secure places in the world