Kerala Horizontal well | Surangam are cave like well excavated in mountains
![Surangam reservoir](https://www.naturalfarmerskerala.com/wp-content/uploads/2018/07/suranga.horizontal.well_.455e54bd1.jpg)
Surangam (tunnel) is a horizontal cave or well excavated in the mountains with super-condensed soil or rocks. The excavation itself is a tedious endeavor undertaken by generally 2 people. One for excavating and the other