Egyptian Pyramids is one of the most important ancient civilization in the world and everyone is interesting on those Pyramids were built by what method.   1 ) Use body’s strength with leverage principle only to pull or lift up those big stones ?   – The use of slopes : Place some rollers only …

Cathedral of Salamanca was built in a few hundred years ago, why does it appear an astronaut on the wall ?   About the news of Ancient Civilization and UFO, some of them will like to use that “Astronaut” be the example. Cathedral of Salamanca was constructed between the 16th and 18th centuries and it …