The museum contains original engines as well as scale models incorporated into a display of the history of trains in Italy. The displays include the Bayard, the first locomotive in Italy,With the unification of Italy, the construction of steam boilers was taken over by industry in the north and Pietrarsa was relegated to the role of a repair facility. It served in that capacity until the 1970s when the facility was rendered obsolete by advances in diesel and electrical technology.

Pietrarsa Railway Museum is one of the largest railway museums in Europe. It is located in the town of Pietrarsa, near Naples, Italy. The museum is dedicated to the history of the Italian railway. It features a wide variety of historical objects and artifacts, from locomotives and wagons to documents, photographs and other memorabilia. The museum also has an extensive collection of railway models, as well as an interactive multimedia room where visitors can learn about the history of the Italian railway. The museum is divided into several sections, with each section focusing on a specific period or event in the history of the Italian railway.

Visitors can learn about the development of the first Italian railway network, the construction of the first steam locomotives, and the innovations that helped make the Italian railway system one of the most efficient in the world. There are also sections dedicated to the history of the famous Orient Express, as well as a section dedicated to the people who built and operated the railway system. In addition, the museum features a scale model of the entire Italian railway system. The Pietrarsa Railway Museum is open to the public throughout the year and is a great place to learn about the history of the Italian railway system. It is also a great place to visit for anyone interested in the history of trains and railways.