The Monastery of Tatev (Armenian: Տաթև) is a 9th century Armenian monastery located on a large basalt plateau near the Tatev village in Syunik Province in southeastern Armenia. The term "Tatev" usually refers to the monastery. The monastic ensemble stands on the edge of a deep gorge of the Vorotan River. Tatev is known as the bishopric seat of Syunik and played a significant role in the history of the region as a centre of economic, political, spiritual and cultural activity. In the 14th and 15th centuries Tatev Monastery hosted one of the most important Armenian medieval universities, the University of Tatev, which contributed to the advancement of science, religion and philosophy, reproduction of books and development of miniature painting. Scholars of the Tatev University contributed to the preservation of Armenian culture and creed during one of its most turbulent periods in its history.The temple was replaced with a modest church following the Christianization of Armenia in the 4th century.According to tradition, Tatev Monastery is named after Eustateus, a disciple of St. Thaddeus the Apostle, who preached and was martyred in this region. His name has evolved to Tatev. he Monastery was granted an exemption from taxes during Mongol rule. It regained its economic strength with the assistance of the Orbelian family.