Discover the history, architecture, religious heritage and cultural importance of Hagia Sophia.
Hagia Sophia is one of the most remarkable historical monuments in Istanbul, Turkey. For centuries, it has represented the meeting of Byzantine, Christian, Ottoman and Islamic heritage.
Originally constructed as a Christian cathedral, the monumental building later became an Ottoman mosque, a museum and again a mosque. Today, Hagia Sophia remains one of the most recognizable landmarks in Istanbul and an important symbol of the city's cultural heritage.
Located in the historic Sultanahmet District, Hagia Sophia is surrounded by some of Istanbul's most important attractions, making it an essential stop for visitors exploring the historic peninsula.
A monumental building reflecting Byzantine and Ottoman history in the heart of Istanbul.
Explore a landmark whose history spans Byzantine, Ottoman and modern Turkish periods.
Located in Istanbul's historic peninsula near the Blue Mosque, Topkapi Palace and Basilica Cistern.
Hagia Sophia was designed to be one of the largest Christian churches of its time and demonstrated the advanced architectural and engineering capabilities of the Byzantine Empire.
The current building was constructed under the Byzantine Emperor Justinian I and completed in 537. It became one of the masterpieces of Byzantine architecture, particularly famous for its enormous central dome and impressive interior decoration.
The building features a monumental dome approximately 55.6 meters above the ground and around 32 meters in diameter. The structure is supported by enormous columns and decorated with marble brought from different parts of the Byzantine Empire, together with mosaics and colored stones.
During its Ottoman period, the building was adapted into a mosque and several Islamic architectural elements were added, including minarets, a mihrab and large calligraphic panels.
Discover the major historical periods that shaped this extraordinary monument.

Hagia Sophia was established in 537 by order of Byzantine Emperor Justinian I as a monumental religious building and a symbol of the strength and sophistication of the Eastern Roman Empire.
It became the official church of the Byzantine Christian state and one of the most important landmarks of Constantinople. Although the building was damaged and destroyed on several occasions throughout its history, it continued to hold an extraordinary religious and political significance.

Following the Ottoman conquest of Constantinople in 1453, Sultan Mehmed II entered Hagia Sophia and converted the building into a mosque. The building subsequently became one of the most important Islamic landmarks of Istanbul.
During the Ottoman period, various architectural additions were made, including minarets, a mihrab and Islamic calligraphic decorations. These additions created the distinctive combination of Byzantine and Ottoman architectural elements that visitors can observe today.

In the 20th century, Hagia Sophia was transformed into a museum and became an internationally recognized cultural landmark containing both Christian and Islamic artistic elements.
Its historical and architectural importance led to its inclusion in the UNESCO World Heritage List as part of the Historic Areas of Istanbul. Hagia Sophia continues to attract visitors from around the world because of its unique combination of cultural and religious heritage.
Hagia Sophia is considered one of the world's most important historical and architectural landmarks. Its location in Istanbul reflects the city's unique position at the meeting point of Europe and Asia and its long history as a center of different civilizations.
It reflects the cultural heritage of the Roman, Byzantine and Ottoman Empires and represents centuries of architectural, religious and artistic development.
For many visitors, Hagia Sophia also has a strong religious and cultural significance. Its Christian mosaics, Islamic calligraphy, Ottoman additions and monumental architecture demonstrate the complex history of Istanbul and make it an extraordinary destination for cultural tourism.
Explore one of the most iconic landmarks on the Istanbul historic peninsula.
Hagia Sophia is one of the most visited landmarks in Istanbul and an essential stop for visitors interested in tourism in Turkey.
Its central location in Sultanahmet makes it easy to combine a visit to Hagia Sophia with other major attractions in the historic peninsula. The Grand Bazaar, Topkapi Palace, Basilica Cistern, Blue Mosque and Istanbul Archaeology Museums are all located nearby.
Visitors can explore the surrounding historic streets on foot or use Istanbul's efficient public transportation network to reach other parts of the city, including Eminonu, Beyazit, Taksim and the Bosphorus.
Hagia Sophia contains a fascinating combination of Christian and Islamic artistic elements. Visitors can see Byzantine mosaics and Christian imagery alongside Ottoman architectural features and Islamic calligraphy.
Among the notable features are monumental calligraphic panels, mosaics, marble columns, the large central dome, the mihrab and Ottoman minarets.
The combination of different artistic traditions is one of the reasons Hagia Sophia remains one of the most fascinating cultural attractions in Istanbul.
Useful information to help you plan your visit.
The historic site is generally less crowded during weekday mornings. Weekends and peak tourist periods can be considerably busier, so visiting earlier in the day can provide a more comfortable sightseeing experience.
Opening arrangements, visitor access and prayer times may change, so it is recommended to check the latest official information before planning your visit.
Admission arrangements and ticket prices can change depending on the current visitor regulations. For this reason, visitors should check the latest official information before their trip.
Hagia Sophia is located in the Sultanahmet area of Istanbul's historic peninsula and is easily accessible by public transportation.
The T1 tram line is one of the most convenient options. Sultanahmet Tram Station is within walking distance of Hagia Sophia. Visitors can also reach the area from Eminonu, Beyazit and other central parts of Istanbul.
Hagia Sophia can be explored independently, but a professional guide can help visitors better understand the building's Byzantine history, Ottoman transformation, architecture, mosaics and cultural significance.
You can explore our Istanbul guided tours to discover Hagia Sophia and other important landmarks across the city.
Several of Istanbul's most famous attractions are located close to Hagia Sophia, including Topkapi Palace, Basilica Cistern, Blue Mosque, Grand Bazaar and the Istanbul Archaeology Museums.
Explore the former Ottoman imperial palace and its impressive collections.
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Visit one of Istanbul's most famous Ottoman-era mosques near Sultanahmet Square.
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Hagia Sophia is more than an architectural masterpiece. It is a remarkable symbol of Istanbul's history and the meeting of different cultures, religions and civilizations.
From its enormous Byzantine dome and historic mosaics to its Ottoman architectural elements and Islamic calligraphy, every part of Hagia Sophia tells a story about the long history of Istanbul.
Discover more about tourism in Turkey and explore our Istanbul tours to experience Hagia Sophia and the city's most remarkable landmarks.
Discover Hagia Sophia, Sultanahmet and the fascinating historical landmarks of Istanbul with a professionally organized city tour.
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