Archaeologists have one of the most difficult yet important jobs on Earth. Their discoveries have changed the course of history, how we view humans of the past, and how we live today as a society. However, not all these discoveries have been positive. Humans are notoriously harsh to their enemies, which has been the case for thousands of years...
Saksaywaman
The Stones of Saksaywaman are dated all the way back to 1100 AD. Found in Peru, these stones are so insanely structurally sound that not even a single piece of paper can fit in between them. Each one of these stones was hand carved with the mastery of a modern craftsman. Strangely enough, no modern tools were used to construct this structure, despite its near perfection.