Historical Museum of regional scale is located in the Central part of Stara Zagora. Its collections include several thousand of the most important exhibits in the Museum's Windows stores information about the history of the city, region and country as a whole.

It is known that the region of Stara Zagora was inhabited even in ancient times – this is evidenced by the exhibits, located in the first room of the exhibition. The earliest traces of human scientists refer to the new stone age. Special map indicates the location of residential mounds, the number of which exceeds one hundred. They were all found around Stara Zagora and five of these mounds and all were in the city. The exhibition also presents tools of bone, antler and flint, pottery unusual shapes and ancient jewellery.

The period of Roman domination is also reflected in the thematic exhibition of the Museum. The most interesting and unique historical monument are the remains of the Roman forum of Augusta Trayana. From him came two walls of the South and West, as well as the auditorium, where he conducted a citywide cultural events. In the Museum of this period is represented by glass, bronze lamps, statues, jewelry and coins found during the excavations.

But it is also interesting that during the construction of a new Museum building, workers discovered a fragment of the Central street of the Cardo Maximus. This particular street were linked the Northern and Southern gates. Old street was restored and preserved by specialists so that today you can see this street in the basement of the historical Museum on site of original location. Roman street was wide, almost six meters, and on both sides of sidewalks were constructed of stone, that expanded the street a total of almost two times. Available for inspection a fragment of the street is decorated exactly as it was accepted in ancient Rome – columns, stone reliefs and statues. On the wall you can see murals depicting the continuation of the street, referring to the now defunct South goal.

In other rooms there are various exhibits that help you to understand the fate of the city in the Mature period of antiquity, middle Ages and in the period of national Revival.