The Byzantine Empire, which endured for an astonishing 1,125 years, left behind a rich cultural and artistic legacy—one of its most enduring contributions being its architecture. Known for its iconic domed churches, intricate mosaics, and grand religious structures, Byzantine architecture profoundly influenced the design of places of worship across Eastern Europe and the Middle East. Though such designs remain widespread today, many are unaware of their Byzantine origins. In essence, Byzantine architecture was an evolution of earlier Roman and Greek styles, enhanced with a stronger religious focus, emphasizing verticality, spiritual symbolism, and lavish ornamentation. This unique blend of innovation and devotion helped shape the architectural identity of Orthodox Christianity and beyond.
Byzantine Architecture Characteristics
Byzantine architecture picked up where Roman architecture left off, artists and architects of this era adopted a style that was heavily influenced by Christian beliefs.
Biblical teachings and principles were depicted through various media including paintings and a few sculptures that were made to decorate the interior of synagogues and sacred structures.

Although bound by a stiff tradition, uniformity, and anonymity, many critics regard Byzantine architecture as sophisticated, geometrically complex, and well ahead of its time.
The geometric proportions of Byzantine buildings were more complex than their predecessors.

The Romans primarily used stones to decorate public structures but bricks and plaster were added in the succeeding era.
Colored glass mosaics, classical orders, alabaster sheets on windows, marble walls, vaults, and large domes supported by heavy piers and square bases were popular components of Byzantine architecture.
A number of Byzantine buildings that survived the wear and tear of time used to be places of worship.

Early Byzantine Architecture
The earliest examples of Byzantine architecture were put in place during Justinian I time in power.

Most of them can be found in Istanbul, Ravenna, and Sofia. The development of a system that made use of triangular segments called pendentives to efficiently transform a church’s square plan into a circular dome was considered a breakthrough and greatly contributed to Western architecture.
Roman architecture served as a guidepost for Byzantine architecture. The Basilica of St. John of the Studion, built in the 5th century and considered the oldest surviving church in Constantinople, is proof of the empire’s dependence on established Roman styles.
The Church of St. Sophia in Sofia, Bulgaria was built during the 6th century A.D and is an example of early Byzantine architecture. Like many structures of this period, the church is made of bricks and concrete. Justinian’s architects adopted the same method of construction that the Romans once used.
They invested in bricks, mortar, and concrete in order to build various structures.
Types of Byzantine Architecture
The Byzantines improvised on the longitudinal basilica, a type of architecture that prevailed during Constantine’s reign.
While long, narrow basilicas remained popular in the West, the East Byzantine Empire started building centralized structures distinguished by domes and a round interior.
The differences between the Western and Eastern ways of the building can be associated with their respective renditions of the cross. Western crosses are long and narrow while Eastern crosses are wide.
Famous Byzantine Architecture
Aside from The Church of St. Sophia in Sofia, Bulgaria, other surviving testimonies to early Byzantine architecture include the longitudinal Basilica of Sant’ Apollinare Nuovo and the centralized church of San Vitale which Emperor Justinian ordered to be constructed but never saw.
Meanwhile, the iconic domed churches of Hagia Sophia and Hagia Irene in Constantinople are home to the emperor’s monuments. The two churches were said to be modeled after the little church of Saints Sergius and Bacchus, known for their combined longitudinal and centralized features.

built between 532 and 537
The Great Palace of Constantinople, which used to be the residence of Eastern Roman emperors, is one of the most popular non-religious Byzantine structures along with the classical columns of Ba-silica Cistern and the nearly two hundred towers on the walls of Constantinople.
7th-century examples of Byzantine architecture are abundant in Armenia, Georgia, Thessaloniki, Greece, and Mount Sinai in Egypt. Hagios Demetrios, the Jvari Monastery, and Saint Catherine’s Monastery showcase how Byzantine architecture developed after Justinian’s reign.
The remarkably long Sangarius Bridge (also known as the Justinian Bridge) with a length of 430 meters and the arched Karamagara Bridge whose single pointed arch spans 17 meters are Byzantine structures subjected to great engineering.
Byzantine Church Architecture
Theotokos of the Pharos, a church built during Basil I’s reign, and Nea Ekklesia were believed to have started the cross-in-square plan that many sanctuaries and sacred places in Italy and Greece adopted during the 9th and 10th centuries.
Cattolica di Stilo and the monasteries of Hosios Lukas, Daphni, and Nea Moni of Cios may have based their structural plans on the now non-existent churches.

Christianized Slavic countries were also partial to the cross-in-square type and many of the Christian sanctuaries in Macedonia and Kiev were archetypical cross-in-square models with a twist.
The churches sported several minor domes held in place by drums. The domes grew taller and narrower over time.
History of Byzantine Architecture
Rome’s downfall paved the way for Byzantine art and architecture.
Following the Visigoth invasion which divided the empire into two regions, the Western division retained its capital in Rome while the Eastern side installed a new capital in Byzantium (later renamed Constantinople after Roman emperor Constantine and the setting of modern-day Istanbul).

When Emperor Justinian I succeeded Constantine from 527 to 565 and declared Christianity as Byzantium’s official religion, an architectural style that mirrored the sentiments of the time began to flourish.
Although the Byzantine state reached its artistic and literary pinnacle during the Macedonian dynasty from 867 to 1056, there was little development on the architectural side.

The Macedonian dynasty’s best application of Byzantine architecture was the Hosios Loukas monastery in Greece which dates back to the 11th century.
Byzantine Architecture Facts
Religion was the be-all and end-all of Byzantine art and architecture. Justinian built a series of churches throughout his empire in an attempt to actualize Constantine’s vision of a strong and unified Christian church.
The central-plan church of Hagia Sophia (the Church of Holy Wisdom) took only five years to construct under Justinian’s behest and was the era’s most remarkable achievement.
The structure has impressed architects and engineers across time because of its innovative design and the fact that it has continued to exist at present despite a brief construction period.
Great Examples of Byzantine Architecture

built between 532 and 537

