New styles, which emerged as a result of cross-cultural interactions, have turned into a new architectural language peculiar to Ani. Criterion (iii): Ani bears exceptional testimony to Armenian cultural, artistic, architectural and urban design development and it is an extraordinary representation of Armenian religious architecture known as the “Ani school”, reflecting its techniques, style and material characteristics. The urban enclosure of Ani is also an important example of a medieval architectural ensemble with its monumentality, design and quality, as well as the tunnels and caves beneath Ani plateau, which connect to the surrounding volcanic tufa setting of deep river valleys. IntegrityAll the elements that constitute the basic values of Ani are located within the boundaries of the property. Protection and management requirementsThe archaeological site of Ani has been registered on the national inventory since 1988 as a 1st Degree Archaeological Conservation Site that is surrounded by a 3rd Degree Archaeological Conservation Site, with continual enlargements in site boundaries.