Biarritz was still only a modest refuge for fishermen, surrounded by cliffs and wild dunes, when the Spanish Eugenia de Montijo, Countess of Teba, fell under her spell in 1834. Having become Empress of the French, she took her husband Napoleon III there, who made him build a palace in 1854-1855. From then on, the crowned heads and fortunes of Europe flocked to the first chic seaside resort in history. We will bring you to The Biarritz Historical Museum to discover all the facets of this character and her favorite places, from the Côte des Basques, where she bathed in…