Chapelle Imperiale

This is one of the strangest chapels in France, and almost nobody knows it's here. Built in eighteen sixty-five by architect Boeswillwald for Empress Eugenie, it combines Roman-Byzantine architecture with Hispano-Moorish decoration. A Catholic chapel that looks like it belongs in Seville or Cordoba, sitting in the Basque Country. You won't find anything else like it in this part of France.

But the real story is who it's dedicated to. Our Lady of Guadalupe. The Mexican Black Madonna. Why would a French empress dedicate a Basque chapel to a Mexican saint? Because her husband, Napoleon the Third, had just launched a catastrophic military expedition to Mexico. He was trying to install an Austrian archduke named Maximilian as Emperor of Mexico. It was a disaster that ended with Maximilian facing a firing squad. This chapel was essentially propaganda in stone, a political statement dressed up as devotion. Eugenie was deeply invested in the Mexico adventure and the Guadalupe dedication was her way of blessing it.

After Napoleon the Third fell from power at Sedan in eighteen seventy, an angry mob attacked this chapel with hammers. They wanted to destroy every trace of the imperial couple. A captain named Etienne Ardoin personally intervened and saved the building from destruction. Without him, you'd be looking at an empty lot.

The city eventually purchased the chapel for the symbolic price of one franc. One franc for a Moorish-Byzantine imperial chapel. That might be the greatest property deal in Biarritz history. It was classified as a historic monument in nineteen eighty-one.

Step inside if it's open. The interior is extraordinary. Moorish arches, Byzantine mosaics, and the ghost of a failed Mexican empire, all in a tiny chapel most tourists walk right past.