Althought it is believed that the salt is extracted in Menorca since ancient times, these salt evaporation industry had a short life. It began operating in 1845 and by 1950 they close down due to the lack of profitability and low demand. But they left a very curious landscape of marine shallow ponds that are now a sanctuary for waterfowl.
It is not unusual to see small groups of flamingos in Menorca during the winter
Grey Heron (I think) looking for her dinner.