What Makes the Library of Celsus the Icon of Ephesus?
Of all the wonders left standing in Ephesus, one building stops every visitor in their tracks — the Library of Celsus. Its tall, golden, two-storey façade has become the face of the ancient city, the photograph everyone carries home, and one of the most recognisable images of the entire Roman world. But behind that famous front lies a story even more remarkable than the view.
In its day, the Library of Celsus was one of the greatest libraries in the world — often counted as the third largest, after the legendary libraries of Alexandria and Pergamon. It was, at the very same time, a library and a tomb: a place of learning built directly over the grave of the man it was raised to honour. And its beautiful façade, as we will see, was designed with a clever secret that still quietly fools the eye of everyone who stands before it today.
The Library of Celsus in Ephesus was a magnificent ancient Roman building that served as a library, mausoleum, and tomb for the Roman senator Tiberius Julius Celsus Polemaeanus. The library was built in the 2nd century AD and is considered one of the most impressive examples of Roman architecture in the world.
History and Details of Celsus Library in Ephesus, Turkey
Library of Celsus in Ephesus is one of the most beautiful works of the Roman period, located in the Ephesus Ruins in Turkey. Celsus Library is the work of the famous Roman architect Vitruoya. The Library of Celsus was built in 135.
As we know, Celsus left 25,000 denarius for the construction of the library and acquiring book for the library. 25,000 Denarius values around 1.65 million USD today. This calculation was made considering a Roman workday was 6 hours and a basic worker was paid a denarius for a day’s work.
The library was built on the slope of a hill in the city of Ephesus, which was an important port city in the Roman Empire. It was constructed using marble and decorated with ornate carvings and statues. The exterior of the building was adorned with four statues representing the virtues of wisdom, knowledge, intelligence, and valor.
The interior of the library was divided into three levels. The main reading room was located on the first floor, and it was here that the scrolls were kept. The second level used as a lecture hall, where scholars and students could listen to lectures and engage in discussions. The third level used as a storage area for the scrolls.
The Library of Celsus was a place of learning and knowledge, and it was a popular destination for scholars and intellectuals from all over the Roman Empire. It is believed that the library held over 12,000 scrolls, making it one of the largest libraries in the ancient world. The scrolls contained a wide variety of knowledge, including literature, philosophy, science, and more.
In addition to its function as a library, the Library of Celsus was also a mausoleum and tomb for Tiberius Julius Celsus Polemaeanus. Celsus was a wealthy Roman senator who lived in the 2nd century AD. He was a patron of the arts and a great supporter of education.
Upon his death, his family built the Library of Celsus as a monument to his memory and as a place where his remains could be interred. Celsus’ tomb is located under the western wall of the library. It was used as both a library and a mausoleum during its period. The statue of Celsus in the place where his grave is located is in the Istanbul Archeology Museum.
The Library of Celsus was destroyed in the 7th century AD by an earthquake, and its remains lay buried until the 20th century. In the 1960s, archaeologists began excavating the site and found the remains of the library, which were then restored and made open to the public. The Celsus Library was unearthed during the excavations carried out in 1905, and in 1970 it was restored to its former appearance by the architect Friedmund Hueber and the Archaeologist Volker Michael Strocka. Today, the Library of Celsus is a popular tourist destination in Ephesus and is a testament to the incredible achievements of the ancient Romans.
The most interesting information about the Celsus library is the rumor that there is a secret tunnel between it and the brothel opposite. It is stated that this tunnel, which is said to be under the marble street between the library and the brothel, allowed important names of the period and some people who did not want to be seen in the brothel to enter the brothel secretly.
Did Apostle Paul Ever Visit the Library of Celsus?
Many history buffs and travelers who book Christian heritage tours in Turkey ask me a
very common question: ‘Did Apostle Paul ever visit or study inside the Library of
Celsus?’ It is a completely logical question because Paul famously spent about three
years living, working, and preaching right here in Ephesus during his third missionary
journey (around 52 to 55 AD). He walked these exact marble streets, interacted with
local merchants at the Commercial Agora right next door, and caused a massive
commotion at the Great Theatre just down the road.
However, looking closely at the historical timeline, the Library of Celsus was built
between 114 and 135 AD. This means it was constructed roughly 60 years after Apostle
Paul’s time in Asia Minor! So, while Paul could not have seen this magnificent marble
facade, he certainly stood on the exact physical crossroads where the library would later
be built. When Paul was here, this busy square was part of the bustling commercial
heart of the city. If you want to explore the exact spots where Paul walked and preached,
you can read my dedicated articles about the Grotto of Apostle Paul in Ephesus and the
overall paths of Paul’s travels across Asia Minor to avoid duplicate summaries here.
Governor Julius Celsus Polemaenus
The library was built in the name of the late Ephesus Governor Julius Celsus Polemaenus. It was founded by his son Julius Aguila. The tomb of Celsus is located under the western wall of the library. It was used both as a library and as a mausoleum during its period. The statue of Celsus’s grave is located in the Istanbul Archeology Museum today. Some even speculate that Celsus wanted a library in the city center of Ephesus but after being declined, he decided to build a library to gain a place for his mausoleum.
The architecture of Celsus Library
Celsus Library consists of a single hall that is 15 meters high. Actually, the library has three floors, although it looks like two floors from the outside. The restoration was made between 1970 and 1980. They did not have paper books back in those days, instead, they were using parchment paper which was made out of calfskin. The library had an additional wall, creating proper protection from moisture getting inside and tainting parchment paper.
There are four statues in front of the Library of Celsus. They represent four virtues of governor Celsus: Sophia (Wisdom), Arete (Bravery), Episteme (Knowledge), and Ennoia (Thought).
The Celsus Library hosted the training of scientists and thinkers of the time. Celsus library is a must-see in any Ephesus tour. I liked to spend some time there with my guests and take some memorable photos of them.
The Clever Optical Illusion in the Library’s Façade
The architects of the Library of Celsus were masters of a quiet trick. Look carefully at the façade and you will notice that it is not quite as simple as it first appears. The columns in the centre are slightly taller than those at the edges, the columns are spaced a little wider in the middle, and the platform on which the whole front stands curves ever so gently upward toward its centre. None of this is by accident.
All of these small adjustments work together to make the building seem larger, taller, and grander than it really is. The eye is gently deceived, and a fairly modest façade reads as something monumental. It is the same principle the Greeks had used on the Parthenon centuries earlier, applied here to a Roman library — and it is one of the reasons the Library of Celsus still feels so imposing almost two thousand years after it was built.
Are the Statues on the Library of Celsus Real?
Here is something many visitors never realise. The four graceful female statues you see in the niches of the façade today — the famous virtues of Celsus — are not the originals. They are faithful copies. The original statues were carried off to the Ephesos Museum in Vienna back in 1910, long before the façade itself was rebuilt, and they remain in Austria to this day. Beneath each figure, a short Greek inscription named the virtue she stands for, turning the front of the library into a portrait in stone of the qualities the Romans believed a great man should possess.
Reconstruction Work at the Celsus Library Started on 25th of September 2024
A new reconstruction work at the Celsus Library started on 25th of September 2024. Recent research at the library showed that library has some micro cracks and damages which can be resulted in much bigger damages in the close future. This new construction work supposed to take place for several months and library will gain its old strength again.
The latest news adds to this story. In December 2024 the Austrian Academy of Sciences announced a major new conservation project for the Library of Celsus — the first large-scale effort since the famous reconstruction of the 1970s, which is now showing its age after more than fifty years. A team of architects, conservators, and structural engineers has surveyed the monument stone by stone, and the work to secure it for future generations is expected to be completed by the first half of 2026. In the words of the excavation’s director, the goal is to preserve what is rightly called the icon of Ephesus for the decades to come.
2025/2026 Latest Updates: Successful Restoration and Ephesus by Moonlight
I have some fantastic news for anyone planning a trip to Turkey soon! The urgent restoration work that began in late 2024 has been officially and successfully completed. Archaeologists and engineers have carefully repaired the structural micro-cracks that were threatening the stability of the facade. The old, degraded materials from the 1970s restoration have been replaced with modern, durable reinforcement techniques, ensuring that this incredible monument is completely safe and stabilized for generations to come.
Frequently Asked Questions About the Library of Celsus
- Who built the Library of Celsus? It was built in the early 2nd century AD by Gaius Julius Aquila in memory of his father, Tiberius Julius Celsus Polemaeanus, a Roman senator who had served as consul and as governor of the province of Asia.
- How many scrolls did the Library of Celsus hold? As many as 12,000 scrolls, which made it one of the largest libraries of the ancient world — often ranked the third greatest, after the famous libraries of Alexandria and Pergamon.
- Why is the Library of Celsus also a tomb? Celsus was buried in a marble sarcophagus in a vaulted crypt directly beneath the reading room. Being buried inside the city, and inside a library, was a rare honour, and it made the building both a public library and a grand mausoleum at once.
- Are the statues on the façade original? No. The four virtue statues standing on the façade today are copies. The originals were taken to the Ephesos Museum in Vienna in 1910 and are still kept there.
- Is the Library of Celsus original or reconstructed? The façade you admire today was carefully rebuilt between 1970 and 1978 using the original fallen stones — a technique called anastylosis — so it is essentially the genuine ancient building raised back onto its feet, not a modern replica.
- Can you go inside the Library of Celsus? Only the great façade and the open footprint behind it survive, so there is no interior hall to step into, but you can walk right up to the building on any visit to Ephesus, as it is included in the standard site ticket.
- Where is the Library of Celsus located? The Library of Celsus stands in the heart of the ancient city of Ephesus, near Selçuk in the İzmir province of western Turkey. It sits at the end of the marble Curetes Street, right beside the gate of the Tetragonos Agora, which was the busy commercial marketplace of the ancient city.
- What do the four statues on the Library of Celsus represent? The four female figures are personifications of the virtues admired in Celsus — wisdom, knowledge, good judgment, and moral excellence. Together they presented him as the model of a learned and honourable Roman, and reminded every visitor of the qualities a great life should hold.
- Why was the Library of Celsus destroyed? The library was badly damaged by earthquake in late antiquity, and its interior together with all of its precious scrolls was lost. The surviving façade was later turned into the backdrop of an ornamental fountain before it too eventually collapsed in further earthquakes, and its ruins then lay buried for centuries until archaeologists uncovered and re-erected the façade in the twentieth century.
- When is the best time to visit the Library of Celsus? Early morning, just after the site opens, is the quietest time to enjoy the façade before the large tour groups arrive. Many visitors also love seeing it on an evening or night tour, when the marble is floodlit and the crowds are gone — in my view, the most magical way to experience the most famous building in Ephesus.
A Tour Guide For The Celsus Library
I have stood in front of this façade in every season and at almost every hour — in the white light of a summer noon, in the gold of late afternoon, and under the soft floodlights of an evening tour — and it never loses its power. Most of the grand buildings of the ancient world were raised to gods, to emperors, or to victories in war. This one was raised to a father, by a son, and built around a love of books. Of everything I show my guests in Ephesus, the Library of Celsus is the monument they remember most, and I think that is because, behind all its marble and clever design, it is really a monument to knowledge and to love — and that is something every visitor understands, in any language.
You can write to me to learn more about the Library of Celsus in Ephesus, or You can book a tour of Ephesus to see the library and more. This building is a wonder to see with your own eyes. See you soon, Hasan Gülday.
Thanks for your kind words!
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