Horyanska Rotonda — is one of the oldest architectural monuments of Ukraine (X- XI century). The investigation of Rotonda began in the early 20th century. After the restoration of church in 1911, the similarities of Rotonda’s construction material with material of Romance castle walls was established. Goryanska Rotonda has close «relatives» among two other Rotondas in Hungarian villages Kisombor and Korcho. The same geometric shape, construction material combine these three churches in one architectural set. Nowadays St. Anne’s Church is a hexagonal building, there are six niches with 3 windows, on the top of the structure there is a facilitated tambour with six windows. Interior walls were decorated in XIII century by artists in the style of Italian school of Giotto.