The Porta San Paolo Railway Museum offers a modest collection of historical railway carriages and related artifacts. Visitors can explore several vintage train cars that showcase the history of rail travel, with displays featuring original furnishings and equipment from past decades.
This museum is best suited for people who have a keen interest in trains and railway history, as the exhibits cater to a specialized audience. If the main entrance happens to be closed, access to the museum is still possible through the adjacent train station, ensuring that enthusiasts can reach the collection without difficulty.
Source - https://en.wikipedia.org/wiki/Porta_San_Paolo_Railway_Museum