|The Three Towers of San Marino are a group of towers located on the three peaks of Monte Titano in the capital, They are depicted on both the national flag and coat of arms.
The First Tower (The Guaita) is the oldest of the three towers, and the most famous. It was constructed in the 11th century and served briefly as a prison. It was rebuilt numerous times and reached its current form in the 15th century during the war fought between San Marino and the House of Malatesta.
The Second Tower (The Cesta) is located on the highest of Monte Titano's summits. A museum to honor Saint Marinus, created in 1956, is located in this tower and showcases over 1,550 weapons dating from the Medieval Era to the modern day. It was constructed in the 13th century on the remains of an older Roman fort.
The Third Tower (The Montale) is located on the smallest of Monte Titano's summits. Unlike the other towers, this one is not open to the public. It was constructed in the 14th century.
Diameter - 22.25mm
Thickness - 2.14mm
Weight - 5.74gr