Minoan temple or palace, unfortified. Was a labyrinth and had frescoes on the walls. Lower levels of Knossos were built from ashlar masonry while the upper floors were built from walls of rubble with timbers, wooden columns, and large wooden beams. The Minoan column was a downward tapering shaft with a bulbous torus ring and abacus block capitol. The complex had lustral basins (a pool used for ritual purification) and the complex was made up of Aegean megarons. Single-cell houses were common in the Aegean region.