Burtscheid Abbey (German: Abtei Burtscheid) was a Benedictine monastery, after 1220 a Cistercian nunnery, located at Burtscheid, near Aachen, North Rhine-Westphalia, in Germany. History The abbey was founded in 997 under Emperor Otto III. The first abbot, Gregor, who came to Burtscheid from Calabria, is sometimes said to have been the brother of Theophanu, Byzantine mother of the Emperor He was buried beneath the altar after his death in 999, and his date of death, 4 November, was kept as a feas…