In this gallery on Mount Lycavettos, one of the few galleries for contemporary art in Greece, Jannis Kounellis installed a massive L-shaped stone wall, 9 by 60 by 18 feet, that reached from floor to ceiling and incorporated into its shorter limb the upright beam of a large wooden crucifix. The stones, rough and irregular in shape, were quarried in the neighborhood of Marathon, near Athens. About one third of them had been partially dipped in black paint, then randomly incorporated in the building process so that in some cases the black part of the stone showed and in others it did not. On the