What is "rottofreno"

Rottofreno is a comune (municipality) in the Province of Piacenza in the Italian region Emilia-Romagna, located about northwest of Bologna and about west of Piacenza.

Rottofreno borders the following municipalities: Borgonovo Val Tidone, Calendasco, Chignolo Po, Gragnano Trebbiense, Monticelli Pavese, Piacenza, and Sarmato.

The main settlement of the comune is San Nicolò, which has more inhabitants than Rottofreno proper.