It’s unbelievable what a man ingenuity can do. A 25 tons (25,000 kilograms) rock can be easily lift up meters above ground with nothing but a little ingenuity, raw power of a man and simple tools. Wally Wallington from Michigan said he has a clue of how prehistoric monument stonehenge in England countryside was build thousand of years.

And he shows us how it can be done in this Youtube video.