The Cathedral of S.Ejmiatsinwas built in the 4th century and rebuilt in 480's. It is the seat of the Katholikos of the Armenian Church and is located in Vagharshapat, Republic of Armenia about 25 km from Erevan (coord. 40-08 / 44-16). The Cathedral is part of a monastery having the same name and is surrounded by walls which enclose a series of structures. These structures include the Palace of the Katholikos, a seminary, museum, refectory, synod house, library, printing house, monks' cells, and other auxilliary buildings.
The Church of Saint Gayane is a 7th century Armenian church in Etchmiadzin, the religious center of Armenia. It is located within walking distance from the Etchmiadzin Cathedral of 301. St. Gayane was built by Catholicos Ezra I in the year 630. Its design has remained unchanged despite partial renovations of the dome and some ceilings in 1652.
Zvartnots Cathedral are the ruins of a seventh century centrally-planned aisled tetraconch type Armenian cathedral built by order of the Catholicos Nerses the Builder from 641-653. It is located at the edge of the city of Etchmiadzin in the Armavir Province of Armenia.
Ripsime a church in Echmiadzin, the best example of a medieval Armenian cruciform domed church. Construction of the church was completed in 618. The exterior has the form of a parallelepiped, and the interior is a cross formed by four apses with three-quarter niches at the corner chapels. The dome has a 16-sided drum and a faceted covering. The church has a majestically laconic silhouette. The dynamism of its interior is achieved by the centripetal arrangement of heterogeneous architectural spaces. The severity of the structure’s exterior is enlivened by deep trapezoidal niches that create a play of light and shadow.