Klots are found in different parts of Iran. But the largest of them is located in Kerman province and around the city of Shahdad, and for this reason they are known as Shahdad Klots.
Various theories have been proposed for this phenomenon, the most likely of which is the increase in ground pressure due to the presence of hydrocarbon gases.
Angoran salt pool, which is located near the village of Angoran in Bandar-e Khmir, is actually a two-meter deep pool that even if you don't know how to swim, you won't drown in it.