If it's raining cats and dogs, why not spend some time at Neolithic Dwellings Museum? You'll be fascinated by just how many interesting facts you can discover about the past here.
You'll find this collection of historical artifacts in Stara Zagora. Once you've done all you can at Neolithic Dwellings Museum, check out nearby Zagorka Brewery Museum, Ruins of Augusta Traiana, and Beroe Stadium.