Choose your pass

10 Facts about Hagia Sophia You Never Knew

Hagia Sophia, an architectural masterpiece in the heart of Istanbul, stands as a symbol of the city’s rich and complex history. This iconic structure, which has served as a cathedral, mosque, and now a museum, has been a point of fascination for historians, architects, and travelers for centuries. In this blog, we will dive into 10 lesser-known facts about Hagia Sophia that highlight its significance, beauty, and fascinating history.

Istanbul.com Creator Community
Istanbul.com Creator Community
April 21, 2025 4 min
10 Facts about Hagia Sophia You Never Knew


A Monumental Architectural Marvel


Originally constructed in 537 AD under Emperor Justinian I, Hagia Sophia was the largest cathedral in the world for nearly 1,000 years. Its iconic dome appears to float effortlessly, showcasing the advanced engineering of the Byzantine period.


The Cathedral That Changed the Christian World


Hagia Sophia served as the seat of the Eastern Orthodox Church and the heart of Christian religious decisions for almost a millennium. It influenced church architecture across Europe and stood as the most important Christian building of its time.



A Mosque for Over 400 Years


After the 1453 Ottoman conquest, Sultan Mehmed II converted Hagia Sophia into a mosque. Minarets, a mihrab, and a minbar were added, blending Islamic elements with the original Byzantine structure.


It Was a Museum for Nearly a Century


In 1935, Hagia Sophia became a museum as part of Turkey’s secularization efforts under Atatürk. This allowed global visitors to explore its religious and cultural layers in a neutral space.


The Iconic Dome Has Withstood Earthquakes


The dome of Hagia Sophia has endured multiple earthquakes throughout the centuries. Thanks to its ingenious design—buttresses and windows that distribute pressure—it remains standing strong.


The Building is a Blend of Two Architectural Styles


Hagia Sophia uniquely merges Byzantine and Ottoman architecture. Designed by Isidore of Miletus and Anthemius of Tralles, it incorporates elements of a Roman basilica, while Ottoman features like minarets and Islamic calligraphy were added later.


The Building Was Almost Destroyed in the 9th Century


During the reign of Emperor Leo III, the building narrowly escaped destruction during the iconoclast movement, which sought to remove religious imagery. Fortunately, many of Hagia Sophia’s artistic treasures were preserved.


Hagia Sophia Has Some of the World’s Most Stunning Mosaics


The Byzantine mosaics inside depict Jesus Christ, the Virgin Mary, and various emperors. Some were hidden during the Ottoman era but have since been uncovered and restored to reveal their breathtaking detail.


The Building is Still a Place of Worship


In 2020, Hagia Sophia was reconverted into a mosque. Despite this, it remains open to all visitors and stands as a symbol of cultural and religious convergence.



The Name ‘Hagia Sophia’ Means ‘Holy Wisdom’


The name comes from the Greek words for “Holy Wisdom”, referencing its dedication to the divine wisdom of God. This name has endured through all of the building’s religious transitions.


Why Visit Hagia Sophia?


Hagia Sophia is not just a historical site—it’s a bridge between civilizations, cultures, and faiths. Its architectural wonder, religious symbolism, and layered history make it an essential stop in Istanbul.


Discover the Beauty of Hagia Sophia with Istanbul Tourist Pass®


Istanbul Tourist Pass® gives you exclusive access to Hagia Sophia, allowing you to explore this magnificent structure without the hassle of long lines or ticket purchases. With the ITP, you can delve into the rich history and stunning architecture of Hagia Sophia at your own pace, ensuring a memorable experience in one of the world’s most famous landmarks.


Get your PASS today and enjoy easy access to 100+ attractions in Istanbul including Hagia Sophia!

Best Sights in One Day

Istanbul FAST Pass®

Visit 2 landmarks & 3 authentic experiences including Hagia Sofia or Topkapi Palace and Blue Mosque with Bosphorus Cruise.

1 Pass Option expand_more
2 Travelers expand_more
Adult €49 / person
1
Child (5-12) €44 / person
0
3 Review expand_more
With Hagia Sophia (Adult) x 1 €49.00
eco Instant Access Fee €10.00
Order Total €59.00
Istanbul FAST Pass®
With Hagia Sophia · 1 Adult
€59.00

Istanbul Must-Sees

Istanbul DISCOVER Pass®

Visit 3 landmarks & 100+ top attractions including Hagia Sofia, Topkapi Palace, Blue Mosque.

1 Pass Duration expand_more
2 Travelers expand_more
Adult €149 / person
1
Child (5-12) €139 / person
0
3 Review expand_more
3 Days (Adult) x 1 €149.00
eco Instant Access Fee €10.00
Order Total €159.00
Istanbul DISCOVER Pass®
3 Days · 1 Adult
€159.00

Ultimate Istanbul Experience

Istanbul PRIME Pass®

Visit ALL 7 landmarks, 120+ top attractions & premium experiences including Luxury Bosphorus Sunset, Breakfast & Dinner Cruises and deluxe Hammam.

1 Pass Duration expand_more
2 Travelers expand_more
Adult €259 / person
1
Child (5-12) €249 / person
0
3 Review expand_more
5 Days (Adult) x 1 €259.00
eco Instant Access Fee €10.00
Order Total €269.00
Istanbul PRIME Pass®
5 Days · 1 Adult
€269.00

Find more Istanbul inspiration

Top 50 Questions Foreigners Ask About Istanbul Answered by a Local
calendar_today Jun 11, 2025 12 min

Top 50 Questions Foreigners Ask About Istanbul Answered by a Local

Hey there! I’m your friendly Istanbul local, the kind of person who loves sharing a cold beer by the Bosphorus while chatting with tourists. I've rounded up the top 50 real questions I get from foreign visitors everything from safety to simit to the nightlife scene. Whether you're planning your first trip or just curious, […]

Visit Istanbul: A Guide For First-Time Visitors
calendar_today Apr 7, 2025 10 min

Visit Istanbul: A Guide For First-Time Visitors

Istanbul is unique among all locations on Earth.  A city straddling two continents where the call to prayer reverberates down historic passageways and trendy cafés serve flat whites just around the corner. It's where Roman, Byzantine, and Ottoman traditions live on—not just in the majestic palaces and mosques, but in the rhythm of daily life. 
 […]

Where to go in Istanbul with family
calendar_today Sep 7, 2022 7 min

Where to go in Istanbul with family

Istanbul, a city steeped in history and culture, is also a fantastic destination for families. With its vibrant atmosphere, delicious cuisine, and diverse activities, there's something for everyone. Explore historic sites, wander through bustling bazaars, and relax in charming parks. Take a boat trip on the Bosphorus, indulge in delicious Turkish cuisine, or simply stroll […]

Most Popular Attractions in Istanbul
calendar_today May 6, 2021 4 min

Most Popular Attractions in Istanbul

Istanbul is one of the world's major metropolises, having been coveted by empires for ages and spanning both Europe and Asia. Founded about 1000 BC, the Byzantine Empire's great capital, Constantinople, developed into the Byzantine Empire's great capital, and after the Ottoman conquest of the city, it kept its magnificent position as the empire's heart. […]

Istanbul In 1 Day
calendar_today Sep 3, 2021 6 min

Istanbul In 1 Day

Hundreds of years old palaces, churches & mosques, traditional Turkish Baths, bazaars, beautiful sights, strait that separates Europe and Asia

Additional Services Istanbul Tourist Pass® Provide Which Will Help Your Time in Istanbul
calendar_today Oct 22, 2020 4 min

Additional Services Istanbul Tourist Pass® Provide Which Will Help Your Time in Istanbul

It's very thrilling to go to another! However, it may be worrisome, particularly when you first arrive and are unsure how to go to your hotel, whether the cabs are reliable, how you'll speak with the driver, and so on! We understand and are here to assist you. Your Istanbul trip should be smooth, after […]

What To Do in Bursa
calendar_today Aug 6, 2021 4 min

What To Do in Bursa

Istanbul Tourist Pass goes beyond and above your expectations, and every plan includes a one-day Bursa trip! If you’re planning a day trip to Bursa, you’ll probably want to know what there is to see

Safari in Istanbul
calendar_today Aug 6, 2021 3 min

Safari in Istanbul

When you travel to Istanbul, you may be overwhelmed with the city from time to time. If you are looking for a place to get away from the urban city life, and want to experience the wild spirit of the jungle, Safari in Istanbul is just for you.

History of Topkapi Palace
calendar_today Apr 4, 2021 4 min

History of Topkapi Palace

The Topkapi Saray Palace is located in Istanbul, Turkey. It is the largest palace in Istanbul’s Old City and it served as a major center of the Ottoman Empire…

5 Luxury Restaurants in Istanbul
calendar_today Aug 5, 2021 4 min

5 Luxury Restaurants in Istanbul

Well-established, fine, and luxury restaurants in Istanbul serve a wide variety of Turkish cuisine. Istanbul also has a diverse variety of world cuisines to sell, including Mediterranean, Japanese, Italian, French, Turkish, Indian, Chinese, Portuguese, and Thai cuisine. Istanbul has a diverse variety of high-quality restaurants in each of its districts and neighborhoods.
 Of course, it […]