Manglisi Cathedral of Virgin Mary, located in Tetritskaro municipality, Manglisi village, was founded in 6-7th centuries and is a significant architecture of Georgian antiquity. During the reign of Giorgi I, in 1014-1027, the church of the Virgin was expanded and remodeled. In 1850 remodeled again. In result many frescoes were damaged or disappeared. On the cathedral there are ancient inscriptions, but hardly recognized. The engraved dome is noteworthy, along with the 11th century gates depicting a starry sky. The church has fragments of wall paintings dating back to the beginning of the 11th century. There is also a medieval belfry, but the date of its construction in unknown. In Manglisi cathedral were written and translated worthy books, for example Gospel of Matthew and Gospel of John.