420 PELOPONNESUS. 
CHAP, situation. The whole of the Coilon, or Cavea, 
that is to say, of the seats taken altogether, was 
separated into two parts, an upper and a lower 
tier, by a diazoma or corridor, half way from 
the top, running parallel to the rows of seats ; 
and in this, as upon a platform, there was space 
from one extremity of the circular arch to the 
other. The two parts of a theatre, thus sepa- 
rated, are perhaps all that Vitruvius intended by 
the " two distinct elevations of the rows of 
benches," which Guilletiere complained of being 
unable to reconcile with anything now remain- 
ing of antient theatres 1 . The diameter of the 
Conistra, or Pit, taken in the widest part, is one 
hundred and five feet ; but as the circular arch 
of the Theatre is greater than a semicircle, the 
width of the orchestra, that is to say, the chord 
of the arch, is barely equal to ninety feet*. 
Facing the Theatre, upon the opposite bank of 
the bed of the torrent before mentioned, are the 
foundations of an edifice of considerable size : but 
it were endless to enumerate every indistinct 
(1) See p. 507, Chap. IV. of this Volume. 
(2) Sir W. Cell states it as equal to eighty-nine feet. See Itin. of 
Greece, p. 108. Land. 1810. 
