House number 12 on the Széchenyi square was built in the 18th century in the late Baroque style. The first records that tell about its history, relate to 1687 - in the house of Ibrahim Sora Jesuits opened a secondary school. In 1722, this house has housed the German school. In 1773, the building passed into private ownership until 1922, when the Archaeological Museum is located here.

  The exhibition introduces visitors to the history of the region from prehistoric times to the Hungarian conquest. Because of the diversity of museum artifacts can be isolated findings relating to the Stone Age, the Bronze Age pots, ancient burial hill Jakab. It is known that in the late period of the Bronze Age people settled on Jakab hill in the year 1000 BC. They cremated their dead, the ashes placed in an urn and placed in a tomb on the site of the funeral pyre. At the ballot box they buried food, drinks and a variety of tools.

  In the courtyard of the museum houses a collection of Roman tombstones and sarcophagi found during the excavations in the city.