Was there an ancient civilization on earth at least as advanced as ours? If so, what is the best evidence for it?Posted by: rakovsky
The main pyramid of Giza is intriguing. It has practically no artwork inside, has unexpected chemical and physical properties, and archeologists continue to discover surprising facts about it. Taken together, the Nazca lines and the Palpa strips in Peru are impressive and mysterious. Yet one may question how much ancient megalithic sites like Stonehenge proves an ancient advanced civilization.