The Villa Ephrussi de Rothschild is a seaside palazzo in Saint-Jean-Cap-Ferrat, France built between 1905-1912 for Baroness Béatrice de Rothschild in the Rothschild style. It was designed by Belgian architect Aaron Messiah and surrounded by nine themed gardens created under landscape architect Achille Duchêne. The villa and its gardens showcase different architectural styles and is now home to an annual summer opera festival.