Salerno metropolitan railway service
The Salerno metropolitan railway service is a commuter rail system operated by Trenitalia, serving the Italian city of Salerno. It is composed by a 5.66 km-long line with 6 stations, extending from the central station to the Arechi Stadium, and is commonly known as Metro Salerno.
Source: Wikipedia — Salerno metropolitan railway service (CC BY-SA 4.0)