Karmravor Church along with Saint Mariane and Saint Sargis Churches are considered the Ancient Fortress of Ashtarak.
Karmravor (Armenian: Կարմրաւոր եկեղեցի; meaning "Reddish" because of the color of its dome) or Surb Astvatsatsin (Armenian: Սուրբ Աստուածածին; meaning "Holy Mother of God") is a 7th century Armenian church built by priests Gregory and Manas. The church is located on the northeast side of the town of Ashtarak in the Aragatsotn Province of Armenia.