Why scientists search strange.

A mysterious city has been built in Derinkuyu 18 Stories.In which the heavy doors of stones opening and closing had been planted, and how this city was built and for what has been done has made it a mystery.

Giza's pyramid, also called Khufu's Pyramid, was discovered by researchers on the falling cosmic rays on the ground that a very large size inside the pyramid was created in the gallery called the Grand Gallery, but what is inside it It is a mystery even today.

The Gate Of The Sun, made of huge stones in Bolivia, has some kind of language written on it that has not been solved till date, some scientists say that it is a way to go to another world.