Guérande salt

Twice a day, during the high tides, water from the open sea flows into the marshes...
The salt worker opens a valve to give it access to the primary pond (“vasière”)...
Then, the sun, the wind, and the salt worker’s expertise evaporate the water until the salt finally crystallises in the crystallisation ponds (“oeillets”).
Here follows the astonishing metamorphosis of a simple drop of water into a tiny grain of salt...