i have watch this before, great effort or rather a little to move 20 tons

... understanding for example some of the stones at Baalbek have a weight of 1500 tons + and recent discoveries in Russia have found stone blocks stacked atop each other with an estimated weight of 3000 tons, not to mention that a lot of these megalithic structures found all over the planet are assembled and placed with such astonishing precise precision and not only in accordance to the geometry of this and the other planets, as well as the stars but also in relation to each other ...