In Observatory Hill is there is the modern church of Agia Marina, in the southwest corner in which, it is carved in the rock, there is the original shrine of the saint with a prominent following dome. The dome assumes that the position was an ancient water tank. Inside thick coatings covering the rock, but from worn parts found murals existence.
Thanks to the maintenance were rescued in the South wall until the middle of the apse. In the center is depicted Our Lady enthroned with Christ unfortunately with a lot of damage. Conversely, is in a very good condition the archangel on the right in the South wall and there stands the great figure of Saint Basil as well.
From the stylistic elements of performances they specialists concluded that they should belong to the 13th century. Also on the south wall of the main cavernous temple revealed six layers of frescoes dating from the 13th to the 18th century.