The capital of San Marino is San Marino City, known locally as "Città di San Marino." This small, independent country is situated on Mount Titan and is one of the world's oldest republics. San Marino City features historic architecture, including medieval fortifications and the iconic Guaita, a tower on the mountain peak. The city is a UNESCO World Heritage site, recognized for its cultural significance and well-preserved heritage. Despite its small size, San Marino City attracts tourists due to its historical charm, picturesque landscapes, and unique status as a microstate within Italy.