Chand Baori was allegedly built in 10 in India. century AD. It was obviously a practical solution for a given area with a lack of water precipitation.

To get to the well well, he had to descend about 30 meters below. Well has 13 floor and 3.500 stairs.

Local legends say that the well was built by a ghost in a single night.

Again, the question is, it's true jen well?

Source: Facebook