9 Ancient Ruins We Still Know Almost Nothing About — December 24, 2017

Much of what we know about ancient cultures today comes from the pictures and written documents left behind. In some cases, artifacts can leave clues as to who the people were that created ancient monuments that are now ruins, but in other instances, there are more questions than answers. Historians, archaeologists, and geologists have many theories…Read more & images

via 9 Ancient Ruins We Still Know Almost Nothing About — Humans Are Free