Artyom
Paranormal Maven
This method of measuring of how much of lead was accumulated in ancient ice may help us to check even older periods to see if we can find this way any data to prove pre-historic civilizations existence that build megalithic structures of the Great Pyramids complexity Greenland's Ice Provides a Year-By-Year Account of the Roman Empire's Economy | Smart News | Smithsonian
What do you think?
What do you think?