The extensive presence of architectural remains of the Hellenistic Period that are to be seen in the urban centre ofKorykos, along the peripheral slopes of the town, and also within its hinterland are indicative of the density of population and of the intensity of construction activities that took place during the Hellenistic period. Due to the building activities of the later periods and of the subsequent destructive agencies, very little of the Hellenistic architecture, particularly in the centre of the town has survived up to the present. In spite of the paucity of standing Hellenistic buildings, the polygonal masonry of the fortification walls and towers, the quality of the craftsmanship displayed at the tombs, implies that there must have been other remarkable architectural monuments in Kory-kos. The 2nd century BC is marked in the Olba region by the extensive implementation of polygonal masonry in architecture; the fact that there are numerous examples of this style at Korykos, is indicative of the dynamic architectural built up in the town during that century. Likewise, in the immediate periphery ofKorykos, besides the tombs, there are numerous agricultural installations such as towers, threshing areas and cisterns displaying polygonal masonry, evidencing that the town was surrounded by establishments related to agricultural activities.