Many Sumerian artifacts and other archeological relics have remained hidden, but they hold clues to an ancient technology that remains a mystery. How did the Sumerian civilization of some 6,000 years ago had sophisticated astronomical, medical and mathematical knowledge, There are also a number of ancient artifacts that depict "rocket ships" across various cultures, and most recently one has surfaced from Turkey. Archaeologists has demonstrated new archaeological and scientific discoveries that the Sumerians and even the Egyptians inherited their knowledge of an even older civilization that lived more than 200,000 years ago at the southern tip of Africa and there committing mining.