444 THESSALONICA. 
CHAP, within the walls is void. It is one of the few 
. \' , remaining cities that have preserved the form 
of its antient fortifications ; — the mural turrets 
yet standing, and the walls that support them 
being entire. Their antiquity is perhaps un- 
known ; for although they have been ascribed 
to the Greek Emperors, it is very evident that 
they were constructed in two distinct periods 
of time ; the old Cyclopean masonry remaining 
in the lower part of them, surmounted by an 
upper structure of brick- work. The latter part 
only may properly be referred to the time of 
the Greek Emperors, being also characterized by 
the method of building which then became very 
general, of mixing broken columns, and frag- 
ments of the early productions of Grecian archi- 
tecture and sculpture, confusedly among the 
work'. Like all the antient and modern cities 
(0 The author has before proved, from Thucydides, that such 
heterogeneous materials were used in constructing the walls of Athens y 
so long ago as the Peloponnesian War. See p. 123 of this f^olume, and 
Note{\). 
Mr. ^Falpole seems to have observed a separation between the antittit 
and modern walls of Salonica. His situation of the Hippodrome may 
not perhaps be found to agree with that which the author lias assigned 
for it, in the sequel, between the Rotunda and the sea. '1 he beautiful 
Inscription which he found ui»()n a marble Soros, and the account he 
lias extracted from Cumeniates, of the destruction of many of those 
monuments, will be considered, as it is by the author, a valuable 
addition to this part of his work. 
"In 
