http://agathe.gr/guide/hephaisteion.html
Hephaisteion Overlooking the Agora from the hill to the west (Kolonos Agoraios), is the Hephaisteion, the best preserved example of a Doric temple in mainland Greece (Fig. 12). It was dedicated jointly ... Battle scenes surmount the east and west porches, with a lively centauromachy at the west. The two bronze cult statues, done by Alkamenes and described by Pausanias, disappeared long ago. ... (Fig. 13), saving it from later quarrying for building material, though deep depressions in the steps show where the lead used to seal metal clamps was gouged out. Conversion to a church led to the deliberate mutilation of the sculptures, except for the minotaur at the southeast corner who has retained his head.