San Francisco might not be the first place you think of when it comes to castles, but this city presents a unique blend of historical and modern architectural wonders that echo the grandeur of traditional castles. From the imposing structures like the Legion of Honor, which mimics the French neoclassical style, to the lesser-known Albion Castle, a hidden fortress with underground cisterns, San Francisco's castle-like buildings captivate both architecture enthusiasts and casual visitors alike. Each site tells a story of the city’s eclectic past and offers a peek into the architectural innovations that characterized different eras. For anyone interested in architecture, San Francisco provides a unique take on castle-inspired buildings that stand out amidst its famous skyline.