The works in the exhibition halls date from the Chalcolithic Age to the Late Osmanlı period.

The Kültepe ruins are about 22 kilometres (14 mi) south west of the city.

The origin of the clay tablets are either Assyrian trade post (karum) or the Hittite city Kültepe (Nesa).

), pitchers, vases, stamps, bowls, metallic objects and various reliefs.

One of the most important items was the Heracles sarcophagus which was found during the construction of a nearby building.