San Marino is a small country located on the Italian Peninsula. It is completely surrounded by Italy and has an area of just 23 square miles (61 sq km) and a population of 31,817 people (July 2011 estimate).
San Marino is divided into the following nine municipalities, known locally as castelli (meaning "castles").
The territory of San Marino (61 sq. km/24 sq. m) is mostly hilly country with Mount Titano in the center. It was founded, according to tradition in 301 A.D. Legend has it that a master stone-cutter, Marinus, left is native island and came to Mount Titano to establish a small community of Christians anxious to escape the persecutions of the emperor Diocletian.