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.
San Marini is another nation which used the European Euro. The European euro is used by the country which is a member of the Eurozone. Eurozone is the area of the Europe where all the countries use euro.