The work brings to light the discovery of five late Roman fragments of frescoes discovered during a protective archaeological survey on brothers Radić street in Varaždinske Toplice. Particular attention was paid to the work of conservation and restoration analysis of the discovered murals, as well as to the new discovery of the perserved architectural part of the partially perserved Roman walls at the location of brothers Radić street in Varaždinske Toplice. The text also gives an overview of the newly discovered movable archaeological material that was saved by the works at the specified location. A particularly valuable and interesting ancient building structure was discovered at the house number 5, 7 and 8. The conducted field research has confirmed that it represents a new preserved important segment of the Roman wall and floor structure with preserved parts that still have a Roman plaster and hypocustic system. The discovered ancient structure was very likely in antiquity an important architectural segment of the widely known ancient settlement Aquae Iasae whose original remains are located today near the aforementioned street location in a nearby city park in the center of Varaždinske Toplice. This paper presents the latest conservation, restoration and archeological data related to the historical urban fabric of the ancient period, which have been preserved under the existing recent residential-architecture of Varaždinske Toplice.