The San Marino () is a river in the
Italian peninsula. It flows through
San Marino
San Marino (, ), officially the Republic of San Marino ( it, Repubblica di San Marino; ), also known as the Most Serene Republic of San Marino ( it, Serenissima Repubblica di San Marino, links=no), is the fifth-smallest country in the world an ...
(
Chiesanuova and
Acquaviva), then north into
Italy
Italy ( it, Italia ), officially the Italian Republic, ) or the Republic of Italy, is a country in Southern Europe. It is located in the middle of the Mediterranean Sea, and its territory largely coincides with the homonymous geographical re ...
. For some of its length it forms part of the border between the two countries. It flows into the
Marecchia
The Marecchia () is a river in eastern Italy. In ancient times it was known as the ''Ariminus'' which was from the Greek ''Aríminos'' (, which is also the ancient name of Rimini). The source of the river is near Monte dei Frati which is east of P ...
at Torello, part of the commune of
San Leo
San Leo ( rgn, San Lé) is a ''comune'' (municipality) in the Province of Rimini in the Italian region Emilia-Romagna, located about southeast of Bologna and about southwest of Rimini.
Geography
San Leo borders the following municipalities: ...
(
Province of Rimini).
Adriatic Italian coast basins
Rivers of San Marino
Rivers of the Province of Pesaro and Urbino
Rivers of the Province of Rimini
Italy–San Marino border
Rivers of Italy
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