It is a small museum located in a building from the 14th century, which specializes in displaying artifacts and artefacts dating back to the 16th and 17th centuries for ancient pilgrims. The main part of the museum is a single room that includes many books and a collection of posters. The discovery was recently made, and two doors at the bottom lead to a medieval room that was discovered. On organized tours inside the museum, you will learn about the history of the Middle Ages in the city of Leiden. .