"Sissi" is a popular film trilogy from the 1950s that tells the story of Empress Elisabeth of Austria, often referred to as Sissi. The films depict her life, focusing on her romance with Emperor Franz Joseph I and the challenges she faces as a young royal. The trilogy includes three movies: "Sissi" (1955), "Sissi – The Young Empress" (1956), and "Sissi – Fateful Years of an Empress" (1957). These films are known for their beautiful cinematography, elaborate costumes, and a romanticized portrayal of 19th-century Austria. They have become iconic in European cinema and are beloved by audiences worldwide.