"All the cities of the world are destined to expire, but İstanbul will live as long as mankind lives" Zoologist Petrus Gyllius from Albi (1495-1555), who came to İstanbul in the mid sixteenth century to search for the city´s monuments that dated back to the antique period, thus exfressed his feelings for what he had seen. Gyllius´ reports are, today, a very important informational resource regarding the conditions of the antique period ruins in the mid-sixteenth century and for the current remains of monum