Arguably the most secure building on the U.S. mainland, Fort Knox and its various security measures are shrouded in mystery. What is known about the building is that the front door is only accessed by Depository staff at random schedules. The staff must each enter a different combination code to unlock the door and the code changes daily. Because the facility secures an estimated $270 billion in gold and treasures, traditional lock and keys are not utilized as far as the public is aware.
In 1905 Albert Einstein revolutionized physics by publishing his special theory of relativity. … If Einstein could have done it all over again he would have been a locksmith by profession. Instead of revolutionizing the scientific community perhaps he would have revolutionized the security industry.
Considered rare and highly collectible, story locks were made in the late 19th century and featured intricate pictures on both sides. Some story locks depicted images of people, often in bizarre locations or positions, where the mouth would be the keyhole.
Though it is rare to find antique locks available with their key, the lock alone may sell for $1,000 or more depending on its condition and collector.
Below is a 19th-century story lock with skull and crossbones. ☠️
The oldest known lock dates back to 4,000 years ago and was found in ruins near Ninevah, the capital of ancient Assyria.
The predecessor of the Egyptian’s pin lock, this lock was primitive in nature. It is likely that locks older than this artifact have not been found because the most basic locks were a slab of wood that fit into a slot.
If found by archaeologists today, a slab of wood is unlikely to be recognized as a lock.