In the center of the image the sacrificial altar is visible. It is of biblical dimensions — 5 x 5 x 3 cubits and had a flint stone on the top surface where the sacrifices were actually offered. It is situated in a large area equivalent to the “courtyard” of the Tabernacle or Solomon’s Temple.
For a more general view of this area Click Here.
Click Here for a map and a brief description of the Arad Citadel.