Pessinous/Iustinianoupolis

Pessinous is an ancient city located in central Anatolia, known as an important religious and cultic center of ancient Phrygia and later Galatia. It is particularly famous for hosting the sacred temple of the main goddess Kybele (Magna Mater). The city maintained its significance during the Roman Empire, and in the Byzantine period, it was renamed Iustinianoupolis and became an episcopal see.

History

The origins of Pessinous date back to the 8th century BCE, emerging as a significant religious center of the Phrygian kingdom. The city's name is derived from the Phrygian word "Pes," meaning "falling stone," referring to a sacred stone believed to have fallen from the sky. During the Hellenistic Period, especially with the settlement of the Galatians in the region, Pessinous became the capital of the Tolistobogii Galatians and one of the most important cult centers of the main goddess Kybele. With the expansion of the Roman Empire into Anatolia, Pessinous allied with Rome in 189 BCE and preserved its religious privileges. During the Augustan era, the Kybele cult was integrated into the imperial cult, increasing Pessinous's religious influence in the Roman world. From the 4th century CE onwards, with the spread of Christianity, its religious structure underwent changes. During the reign of Byzantine Emperor Justinian (6th century CE), the city was renamed Iustinianoupolis and restructured as an episcopal see. In this period, it was fortified with walls and equipped with new public buildings.

Geographic Location

Pessinous is situated within the borders of Sivrihisar district, Eskişehir province, modern Turkey, near Ballıhisar village. In antiquity, it was located in a strategic valley south of the Sangarius River, at the intersection of the Phrygia and Galatia regions. This location provided the city with both fertile agricultural lands and access to important trade routes. Neighboring cities included significant settlements such as Gordion to the north, Aizanoi to the west, and Germa to the southeast. Pessinous, positioned at the transition point between mountainous and plateau areas in the interior of Anatolia, held a critical location for regional control and access. This geographical advantage contributed to the city's development as both a religious and commercial center.

Significance in Antiquity

Pessinous stood out in antiquity particularly for its religious importance. Hosting one of the oldest and most revered temples of the main goddess Kybele (Magna Mater) made the city a center attracting pilgrims from all over Anatolia and the Roman world. The eunuch priests of the Kybele cult, known as Galloi, spread from Pessinous throughout the Roman Empire and played a central role in the cult's rituals. In 204 BCE, at the request of the Roman Senate, the sacred stone of Kybele was brought from Pessinous to Rome to secure victory against Hannibal, and a temple was built on the Palatine Hill. This event clearly demonstrates the city's religious power over Rome. Politically, being the capital of the Tolistobogii tribe of the Galatians granted the city the status of a regional administrative center. Economically, its fertile agricultural lands and location on trade routes contributed to the city's prosperity, while religious festivals and pilgrimages also stimulated the local economy.

Coinage

Pessinous is an ancient mint represented in the NumisTR database by 5 coin varieties. The recorded coins were struck in bronze. You can browse the city's coins in the Galatia coins list.

Archaeological Remains

Archaeological excavations at Pessinous have unearthed significant remains that shed light on the city's rich history. Among the main structures visible today are the foundations and architectural elements of the Kybele Temple, which formed the city's religious core. In addition to the temple, remains of a Roman-era theatre, a bouleuterion (council house), agoras (marketplaces), stoas (columned porticoes), and various public buildings are also present. The sophisticated aqueducts and sewer systems that supplied the city's water needs are also noteworthy. Furthermore, excavations in the necropolis area have revealed tombs and grave stelae from different periods. Long-term excavation work, particularly conducted by Ghent University, has provided comprehensive information about Pessinous's urban planning, architecture, and daily life. These remains illustrate the city's transformation from a Phrygian cult center to an important city of the Roman and Byzantine periods.

Today

The ancient city of Pessinous is located today within the borders of Ballıhisar village, Sivrihisar district, Eskişehir province, Turkey. The remains of the ancient city are spread over a wide area immediately adjacent to the village. Visitors can reach Pessinous from Eskişehir city center by road in approximately an hour and a half. Its proximity to Sivrihisar district center also facilitates access. The area is accessible by private vehicles or public transport. The site functions as an open-air museum, offering visitors an important experience of ancient religious and social life.