The Stones of Stenness is a Neolithic monument in Orkney, Scotland dating from around 3000 BC. Stenness, the Ring of Brodgar, and the newly discovered “Ness of Brodgar” form the Heart of Neolithic Orkney World Heritage Site.
Amazing walls at the pre-Inca ruins of Tiahuanaco. Tiwanaku, is an important Pre-Columbian archaeological site in western Bolivia, South America. Tiwanaku is recognized by Andean scholars as one of the most important precursors to the Inca Empire