Dadivank, one of amazing tourist sights, is located on the left bank of the river Tartar or Trtu in Shahumyan district in Artsakh. It was a cultural and educational centre in Khachen. Dadivank is also known as Khutavank and was founded in the 1-st century on the place where was burried Dadi, but unfortunately it was destroyed by Arabs. And the main church named Katoghike was built by Vaghtang's wife Arzukhatun, in the 13-th century.
Look also: tourist sights of Armenia and adventure tours.