Pidan is one of the most famous mountains in Siberia. There are no road to it, and it takes about 5-6 hours on foot to get there along paths. It is 4374 feet tall. Tales tell of a flying woman around the mountain who was supposedly witnessed by Japanese reporters and even filmed for Japanese television. It is filled with stone walls and megaliths that are ancient.
Easter Island in the Pacific Ocean is the site of some amazing ancient stone "Moi" statues. Only recently it was discovered that the Moi heads have a body buried beneath the earth.
Construction began on Tiwanaku, an Inca city, in Bolivia around 700 AD.
Carnac Stones in France were erected between 4500 to 2000 BC. They are found in a circular formation.
What were the ancients thinking? Were they unusual strong? Unusually clever? Have outside help from another civilization from another planet?