The Musone is a river in the Marche

Marche

The population density in the region is below the national average. In 2008, it was 161.5 inhabitants per km2, compared to the national figure of 198.8. It is highest in the province of Ancona , and lowest in the province of Macerata...

 region of Italy. The source of the river is east of Matelica

Matelica

Matelica is a comune of the Province of Macerata in the Italian region of Marche. Located about 60 km southwest of Ancona and 35 km west of Macerata, it extends over an area of 81.0 km² and has a population of 10,316 .The municipality of Matelica comprises the hamlets of Balzani,...

 and south of Monte San Vicino

Poggio San Vicino

Poggio San Vicino is a comune in the Province of Macerata in the Italian region Marche, located about 45 km southwest of Ancona and about 30 km northwest of Macerata...

 in the province of Macerata

Province of Macerata

The Province of Macerata is a province in the Marche region of Italy. Its capital is the city of Macerata.It has an area of 2,774 km², and a total population of 301,701 . There are 57 comunes in the province, see Comunes of the Province of Macerata.-External links:*...

. The river flows northeast before crossing into the province of Ancona

Province of Ancona

The Province of Ancona is a province in the Marche region of central Italy. Its capital is the city of Ancona. The province has an area of 1940 km² and a 2006 population of 465,906 in 49 comuni , see Comunes of the Province of Ancona....

. The river then flows southeast and is joined by a tributary south of Osimo

Osimo

Osimo is a town and comune of the Marche, Italy, in the province of Ancona, 15 km south of that town by rail. It is situated on a hill near the Adriatic Sea.Silk-spinning and the raising of cocoons are carried on.-History:...

 before curving northeast near Loreto. Finally, the river empties into the Adriatic Sea

Adriatic Sea

The Adriatic Sea is a body of water separating the Italian Peninsula from the Balkan peninsula, and the system of the Apennine Mountains from that of the Dinaric Alps and adjacent ranges...

 north of Porto Recanati

Porto Recanati

Porto Recanati is a town and comune in the centre of Italy, on the eastern coast on the Adriatic sea. It is located in the province of Macerata, in the Marche region.-Overview:...

 and south of Numana

Numana

Numana is a coastal town and comune of the province of Ancona in the Marche region of Italy.-History:Numana was anciently known with the name of Humana. The legend tells that the mythological founder of the city was this Picenis Queen, a giant figure of a woman with half of the body in the shape of...

.