Upper Armenia was famous for its lakes, rivers (especially the Euphrates), gold mines and fields. In the 2nd millennium BC, Upper Armenia's wester parts were conquered by Hittite Empire; from the 15th century BC, it was conquered by Hayasa-Azzi. From 189 BC, it became part of the Kingdom of Armenia. Upper Armenia was famous for its pagan temples. From 62 AD, it became part of the Arsacid Dynasty of Armenia. As it was an outlying province it served as a defense shield against enemies. According to Pavstos Buzand, Armenian Arsacid Kings were buried in Ani (Upper Armenia). In 387, Upper Armenia passed to the Roman Empire. It was renamed into Inner Armenia, which was ruled by a Count. Inner Armenia's capital was Teodosupolis (Karin). During the reign of Justinian I, Inner Armenia was made a province with the name of First Armenia. In 8th century, western parts of Upper Armenia were conquered by Arabs, thereafter many Arab tribes settled in the border regions in order to separate Armenia from the Byzantine Empire. In 885, Upper Armenia became part of Bagratuni Kingdom of Armenia. In the 11th century, Upper Armenia was once again conquered by Byzantine Empire. In 1071, it passed to Seljuks; in 1157, it was conquered by Sultanate of Rome. In 1207, Upper Armenia's eastern parts were liberated by Zakarids. In 1242, Mongols conquered Upper Armenia; in 1502, it was conquered by Persia; in 1514 by Ottoman Turkey. Upper Armenia maintained a large Armenian population until the Armenian Genocide in 1915.