sentences:  The horizontal sima (with its antefixes and water-spouts) ran above the horizontal geison along the sides of a building, acting as a rain gutter and final decoration.In the Doric order, the sloped underside of the horizontal "geison" is decorated with a series of protruding, rectangular mutules aligned with the triglyphs and metopes of the Doric frieze below.Each mutule typically had three rows of six "guttae" (decorative conical projections) protruding from its underside.