Bretagne / Brittany. Ile de Sein
Cars cannot be brought onto the island.
The Ile de Sein was mentioned by the Roman geographer Pomponius Mela.
"According to Breton legend, Île de Sein was once home to a group of virgin druid priestesses called the Gallizenae. They are said to have had the power to predict the future, to calm the winds, and to take the forms of different animals."