Top 10 Civilizations That Mysteriously Disappeared. Throughout our history, most civilizations have either met a slow demise or were wiped out by natural disasters or invasion.
But there are a few societies whose disappearance has scholars truly stumped: 10. The Olmec One of the first Mesoamerican societies, the Olmec inhabited the tropical lowlands of south-central Mexico. The first signs of the Olmec are around 1400 BC in the city of San Lorenzo, the main Olmec settlement which was supported by two other centers, Tenochtitlan and Potrero Nuevo. The map as history : a multimedia atlas of world history with animated historical maps.
American. Leonardo Da Vinci Misc.