Pergamon

The Altar of Zeus at Pergamon is the leading candidate for 'Satan's throne' in Revelation 2:13, and Pergamon was one of the seven churches of Asia addressed in Revelation.

Pergamon (also Pergamum) was a major Greek and Roman city located on a dramatic hilltop in the Caicus River valley of western Anatolia, in what is now the town of Bergama in Izmir Province, Turkey. The acropolis rises about 335 meters above sea level, providing commanding views over the surrounding plain. Pergamon was the capital of the Attalid dynasty, one of the successor kingdoms that emerged after the death of Alexander the Great, and it became one of the most powerful and culturally sophisticated cities in the Hellenistic world.

Archaeological exploration of Pergamon began in 1878 when the German engineer Carl Humann, who had been working on road construction in the area, negotiated permission to excavate the acropolis on behalf of the Berlin Museums. Humann's excavations from 1878 to 1886 uncovered the monumental buildings of the upper city, including the Great Altar of Zeus, the Temple of Athena, the library, and the theater. The Great Altar was shipped to Berlin in pieces and reassembled in the Pergamon Museum, where it remains one of the most celebrated works of Hellenistic sculpture in the world. German Archaeological Institute excavations have continued at the site almost without interruption since then, making it one of the longest-running and most thoroughly investigated classical sites anywhere.

The Great Altar of Zeus, built during the reign of Eumenes II (197-159 BCE), was a massive U-shaped structure on a terrace below the Temple of Athena. Its most famous feature is the Gigantomachy frieze, a continuous sculptural relief approximately 113 meters long depicting the battle between the Olympian gods and the Giants. The frieze is a masterpiece of Hellenistic baroque sculpture, with figures writhing in dramatic combat, muscles straining, garments billowing, and faces contorted with emotion. A second frieze on the inner walls depicts the life of Telephus, the mythological founder of Pergamon. The altar has been widely discussed in connection with Revelation 2:13, where Christ says to the church at Pergamon, "I know where you dwell, where Satan's throne is." Many scholars believe the Great Altar is the most likely candidate for this "throne of Satan."

The library of Pergamon was one of the great libraries of the ancient world, second only to the Library of Alexandria. Ancient sources record that it held approximately 200,000 scrolls and that the rivalry between Pergamon and Alexandria was so intense that the Ptolemies of Egypt banned the export of papyrus to Pergamon, forcing the city to develop parchment (pergamene in Latin) as an alternative writing material. While this origin story for parchment may be simplified, the association between Pergamon and the development of parchment as a major writing surface is well established.

The Asklepieion, located in the valley below the acropolis, was one of the most important healing centers in the ancient world. Dedicated to Asklepios, the god of healing, the complex included treatment rooms, baths, a theater, a library, and a sacred spring. Patients came from across the Mediterranean for treatments that combined religious ritual with proto-medical practices including dream therapy (incubation), bathing, exercise, and herbal remedies. The famous physician Galen was born in Pergamon in 129 CE and trained at the Asklepieion before moving to Rome. The complex was extensively rebuilt in the 2nd century CE under the patronage of the emperor Hadrian, and its ruins are among the best-preserved healing sanctuaries from antiquity.

The acropolis also features one of the steepest ancient theaters in the world, carved into the western slope of the hill. The theater could seat approximately 10,000 spectators and offered stunning views over the valley below. A long terrace extending from the theater area was lined with stoas and served as the main public gathering space of the upper city.

The Temple of Trajan (Trajaneum), built on the highest point of the acropolis during the reigns of Trajan and Hadrian (early 2nd century CE), was a massive Corinthian-order temple set within a colonnaded courtyard. It was dedicated to the worship of the deified emperor and symbolized Pergamon's status as a center of the Roman imperial cult. Pergamon was the first city in the Roman province of Asia to receive permission to build a temple to a living emperor (Augustus, in 29 BCE), establishing it as a leader in the imperial cult that the Book of Revelation so strongly condemns.

The Roman-period lower city, called the Red Basilica (Kizil Avlu) area, contains a massive temple built of red brick in the 2nd century CE. This enormous structure, one of the largest Roman religious buildings in Anatolia, was likely dedicated to Egyptian deities (Isis, Serapis, and Harpocrates). In the Byzantine period it was converted into a Christian church, and a small mosque now occupies one of its side towers.

Pergamon is a UNESCO World Heritage Site, inscribed in 2014. The German Archaeological Institute continues excavations and conservation work at the site.

• Great Altar of Zeus with the 113-meter Gigantomachy frieze, widely identified as the 'throne of Satan' mentioned in Revelation 2:13
• Library that held approximately 200,000 scrolls, second only to Alexandria, and associated with the development of parchment
• Asklepieion healing sanctuary where the physician Galen trained, one of the best-preserved medical centers of antiquity
• Temple to Augustus (29 BCE), the first imperial cult temple in the province of Asia, reflecting the context of Revelation's critique
• One of the steepest ancient theaters in the world, seating approximately 10,000 spectators on the acropolis slope
• Red Basilica (Kizil Avlu), a massive 2nd-century CE temple to Egyptian deities, later converted to a Christian church
• Continuous German Archaeological Institute excavations since 1878, one of the longest-running classical archaeology projects

Revelation 2:12-17 contains a letter addressed to the church at Pergamon. The risen Christ describes the city as the place where Satan's throne is and where Satan lives (Revelation 2:13). Most scholars understand this as a reference to the massive Altar of Zeus, which dominated the city's skyline and was the most impressive religious monument in the region. The altar's grand staircase and towering frieze made it a visual symbol of pagan religion at its most powerful. Some scholars also point to Pergamon's role as a center of emperor worship. The city built one of the first temples dedicated to Augustus and the goddess Roma, and the imperial cult was deeply integrated into civic life. Christians who refused to participate in these rituals faced social exclusion and possibly legal danger, which may explain why Christ calls the city Satan's dwelling place. The letter praises some members of the church but criticizes others for following the teaching of Balaam and the Nicolaitans, groups who apparently encouraged eating food sacrificed to idols. This is significant because many trades and social events in cities like Pergamon were connected to temple festivals. Refusing to eat meat offered to pagan gods meant accepting economic and social disadvantage. Revelation 2:17 promises the overcomers a white stone with a new name written on it. White stones were used in the ancient world as tokens of admission or acquittal, which would have had direct meaning for people living under the pressures of a city this politically powerful.