 In 1993, the Institute for Protection of Cultural Monuments of Pristina, undertook conservation work in memorium and marble sarcophagus.In 1995, repairs to water pipes in the area in question led to the discovery of some of the foundations of a building.Determining the exact date of the establishment of Ulpiana is not easy.However, relying on archaeological finds excavated so far as prehistoric ceramics, tombs of the Bronze period Lower Bernice culture, as well as other findings early and late period of iron, we can say that Ulpianais established on a prehistoric dwelling somewhere in the 1st or 2nd century AD.