A salty lake, moreover, in the heart of the desert. In Tunisia, at the border with the Sahara, opens the Chott el-Jerid, a unique salt lake. The largest salt lake in the North African desert, with an area of 5 thousand square meters, and also the most fascinating. Depending on the season, in fact, it presents itself differently depending on rainfall or high temperatures: when the salt crystals cover themselves with the sand carried by the wind, you can see colors of a thousand shades, always different.