The railroad museum, or skansen ( an open air museum) is a fantastic place to visit.
Not only can you view a large collection of railroad equipment, there is a lot to do.
The museum is very tourist friendly. It boasts a bed and breakfast facility, train rides, train rental and full support for train preservation efforts.
The museum has about 90 antique rail vehicles: standard gauge and narrow gauge
They organize retro train trip that use historic steam engines and diesel/electric engines.
You can rent steam engines with service, wagons, historical warehouses, and more.
They have a small overnight facility with 25 beds in double, triple and quadruple rooms. Guests have at their disposal a kitchen, a fireplace room, barbecue, parking.
Note that the area around the museum is beautiful. So stay there at a good price and tour the area.
The annual parade of steam trains is nothing short of fantastic. This is a short clip showing just part of the several parades of engines and trains at the 2017 annual event.

Here is a link to the Chabowka Skansen Page – This is in Polish. Use it to get contact information so that you can check what events they have scheduled.
And here is a map. You can also get contact information if you click on larger map.