48 THE WALL. 



hill, to form a defence against any enemy or 

 neighbour who could advance and surprise them 

 from that quarter. We must not, however, look 

 to a later period than the Persian Conquest 

 for the time of its construction, as all inde- 

 pendent communities were then and afterwards 

 absorbed under the ruling dynasties of Persia. 

 Two warlike states, the Trooes and Tramilse, 

 inhabited the valley of Xanthus in very early 

 days. It was necessary for the people who 

 occupied the mouth of the valley, the Tramilse 

 or Xanthians, to have some defensible line 

 of demarcation against the Trooes, or people 

 of Tlos, inhabiting the interior, and who, pro- 

 bably, in those days, were more powerful from 

 possessing a larger portion of territory, than 

 the former, who were limited to the sea coast. 

 A natural boundary existed between them in 

 the rapid mountain torrent, called the Manger 

 Tchy ; but this was too far removed from the 

 city, and not so easily defended. 



March 4dh. — This morning we prepared to start 

 on our journey. The passes to the Yailahs 

 from the upper part of the valley being still 

 shut up by snow, we have no alternative but to 

 prosecute our researches amongst the low coun- 



