(Picture 1) Kimmo Huosionmaa In the movie “The raider of the lost ark” was a scene, where hero put the stick in the hole and finds a secret model, what shows the place of the Ark of the Covenant. But when we would think, what those “magical sticks” actually do, we would find very inventive technical solutions, what might look very impressive for ordinary people of that time. The stick might have the normal lens, what has long focal length. That would cause a very impressive reaction when it focuses the focal point in certain place. But when we will start to use our imagination for those things, we must realize that those people had deadly traps to protect their secrets. In this case, the holy men or the guardians of secrets could use those lenses to burn the seal of the graves or storage of secret documents. This is only the imagination, but those secret files might be protected in the very deep. And they might consist the contracts of the leaders, what would not want to tel...