Ancient Diadochian architecture is the architecture of Ancient Diadochia, a highly influential and heterogeneous civilization. Ancient Diadochian architecture was heavily influenced by Greco-Roman Hellenistic architecture. The quintessential feature of ancient Diadochian architecture was its eclectic nature with elements of local Diadochian styles such as Iberian, Aigyptian, Persican all incorporated, into a uniquely Diadochian structure or finished product.