The Three Towers of San Marino are on the three peaks of highest country’s mountain Monte Titano, it's effigy is on Euro, on the flag and on symbol of the country.
Guaita - is the first and the most famous tower, built in the XIth century. It was used as a prison for a while. After the last reconstruction (1930) this tower is visiting by tourists.
Cesta is on the highest top of mountain Titan, built in the XIIIth century, in 1956 here was established a museum
Montale was built in the XIVth century and tourists are not allowed here.