Answer by
seobro (33)
The first sighting of UFO aliens recorded in human history is granite carvings in Hunan, China that are from 45,000 BC. Carvings depict figures coming out of floating cylindrical objects. Second oldest is Toro Muerto, Peru petroglyphs that are from 11,000 BC. Third oldest is rock carvings in Tassili plateau in the Sahara Desert that are from 6,000 BC.