Kortenberg Abbey - Credit: Wikimedia Commons
Kortenberg Abbey, sometimes referred to as Cortemberg Abbey (founded 1095; suppressed 1798), was a monastery of Benedictine nuns at Kortenberg in the Duchy of Brabant. It is now a diocesan retreat centre under the name OAK: Old Abbey of Kortenberg. Since 2005 the buildings have had the status of a protected monument (number OB001683) under the Flemish organization for Immovable Heritage. Read more on Wikipedia
Source: en.wikipedia.org