the spring of the vault there are no internal caesuras to justify the external show. Such display architecture is epitomized by the
mausoleum at Belevi, near Ephesus, perhaps intended as the tomb of Lysimachus, where the monumental masonry and elaborately
carved mouldings of the great cube containing the burial chamber are merely a surface dressing for a massive outcrop of living rock.
The divorce between structure and decoration is one of the important Hellenistic legacies to the Roman age.
Council Chamber At Miletus (c. 170 B.C.). A new type of public building which emerged during the fourth and third centuries B.C.
was the concert or assembly chamber with a semi-circular auditorium like that of Greek theatres set within a great rectangular hall.
Here an additional feature of interest is the use of engaged semi-columns as a purely decorative device on the exterior.