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 Marino has a high standard of compulsory, state-funded healthcare and medical staff are highly qualified. The country ranks in the top three healthcare providers in Europe.