This is the only museum in Poland dedicated to Bolesław Prus. It is located in the building of the Orphanage. Adam Żeromski, built in the Zakopane style characteristic of Nałęczów. Inside you can see e.g. study of the author of “The Doll”, with photographs of the appearance of the writer’s Warsaw studio, lots of memorabilia such as an ivory letter opener, a plaque with the initial of his name and surname that used to hang on the door of his flat, a replica of a desk with a 19th-century typewriter and many others.