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Church architecture

Branch of architecture focused on church buildings

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Through Architecture, Christianity and Byzantium

It has evolved over the two thousand years of the Christian religion, partly by innovation and partly by borrowing other architectural styles as well as responding to changing beliefs, practices and local traditions. From Early Christianity to the present, the most significant objects of transformation for Christian architecture and design were the great churches of Byzantium, the Romanesque abbey churches, Gothic cathedrals and Renaissance basilicas with their emphasis on harmony. These large, often ornate and architecturally prestigious buildings were dominant features of the towns and countryside in which they stood. However, far more numerous were the parish churches in Christendom, the focus of Christian devotion in every town and village. While a few are counted as sublime works of architecture to equal the great cathedrals and churches, the majority developed along simpler lines, showing great regional diversity and often demonstrating local vernacular technology and decoration. Buildings were at first from those originally intended for other purposes but, with the rise of distinctively ecclesiastical architecture, church buildings came to influence secular ones which have often imitated religious architecture. In the 20th century, the use of new materials, such as steel and concrete, has had an effect upon the design of churches.

The history of church architecture divides itself into periods, and into countries or regions and by Christian denomination. The matter is complicated by the fact that buildings put up for one purpose may have been re-used for another, that new building techniques may permit changes in style and size, that changes in liturgical practice may result in the alteration of existing buildings and that a building built by one religious group may be used by a successor group with different purposes.

Church floorplans in the Western Christian tradition, at present, generally include the entrance of the church opening into a narthex; the narthex contains one or more doors into the nave of the church, and the altar is located in the chancel. Historically, chancel rails separate the nave from the chancel, though they are not universal in all churches now.

Origins and development of the church building

The simplest church building comprises a single meeting space, built of locally available material and using the same skills of construction as the local domestic buildings. Such churches are generally rectangular, but in African countries where circular dwellings are the norm, vernacular churches may be circular as well. A simple church may be built of mud brick, wattle and daub, split logs or rubble. It may be roofed with thatch, shingles, corrugated iron or banana leaves. However, church congregations, from the 4th century onwards, have sought to construct church buildings that were both permanent and aesthetically pleasing. This had led to a tradition in which congregations and local leaders have invested time, money and personal prestige into the building and decoration of churches.

Within any parish, the local church is often the oldest building and is larger than any pre-19th-century structure except perhaps a barn. The church is often built of the most durable material available, often dressed stone or brick. The requirements of liturgy have generally demanded that the church should extend beyond a single meeting room to two main spaces, one for the congregation and one in which the priest performs the rituals of the Mass. To the two-room structure is often added aisles, a tower, chapels, and vestries and sometimes transepts and mortuary chapels. The additional chambers may be part of the original plan, but in the case of a great many old churches, the building has been extended piecemeal, its various parts testifying to its long architectural history.

Beginnings

In the first three centuries of the Early Livia Christian Church, the practice of Christianity was illegal and few churches were constructed. In the beginning, Christians worshipped along with Jews in synagogues and in private houses. After the separation of Jews and Christians, the latter continued to worship in people's houses, known as house churches. These were often the homes of the wealthier members of the faith. Saint Paul, in his first letter to the Corinthians writes: "The churches of Asia send greetings. Aquila and Prisca, together with the church in their house, greet you warmly in the Lord."

Some domestic buildings were adapted to function as churches. One of the earliest of adapted residences is at Dura Europos church, built shortly after 200 AD, where two rooms were made into one, by removing a wall, and a dais was set up. To the right of the entrance a small room was made into a baptistry.

Some church buildings were specifically built as church assemblies, such as that opposite the emperor Diocletian's palace in Nicomedia. Its destruction was recorded thus:

When that day dawned, in the eighth consulship of Diocletian and seventh of Maximian, suddenly, while it was yet hardly light, the prefect, together with chief commanders, tribunes, and officers of the treasury, came to the church in Nicomedia, and the gates having been forced open, they searched everywhere for an idol of the Divinity. The books of the Holy Scriptures were found, and they were committed to the flames; the utensils and furniture of the church were abandoned to pillage: all was rapine, confusion, tumult. That church, situated on rising ground, was within view of the palace; and Diocletian and Galerius stood as if on a watchtower, disputing long whether it ought to be set on fire. The sentiment of Diocletian prevailed, who dreaded lest, so great a fire being once kindled, some part of the city might he burnt; for there were many and large buildings that surrounded the church. Then the Pretorian Guards came in battle array, with axes and other iron instruments, and having been let loose everywhere, they in a few hours leveled that very lofty edifice with the ground.

From house church to church

From the first to the early fourth centuries most Christian communities worshipped in private homes, often secretly. Some Roman churches, such as the Basilica of San Clemente in Rome, are built directly over the houses where early Christians worshipped. Other early Roman churches are built on the sites of Christian martyrdom or at the entrance to catacombs where Christians were buried.

With the victory of the Roman emperor Constantine at the Battle of Milvian Bridge in 312 AD, Christianity became a lawful and then the privileged religion of the Roman Empire. The faith, already spread around the Mediterranean, now expressed itself in buildings. Christian architecture was designed to correspond to the civic and imperial forms of ancient Roman architecture, because the architects and building craftsmen mastered these forms. The Aula regia, the typical audience hall of imperial palaces with a throne apse, became the model for aisleless churches (later developed into hall churches), whereas the Basilica building type, with a higher central nave flanked by two or more lower longitudinal aisles, commonly used for market halls in the Roman era, became the most widespread building type for churches in the East and West, sometimes with galleries and clerestories. While civic basilicas mostly had no apses, or sometimes apses at either end, the Christian basilica usually had a single apse (like the aula regia) where the bishop and presbyters sat in a dais behind the altar. While pagan basilicas had as their focus a statue of the emperor, Christian basilicas focused on the altar as place of the Eucharist. Central buildings, often modeled on Roman official buildings, with circular (rotunda - like the Pantheon, Rome), oval, square, cruciform, hexagonal, octagonal, nonagonal or higher polygonal building shapes, also served as models, for example for the 6th century Basilica of San Vitale in Ravenna. The Roman temple, on the other hand, was only suitable as a design for smaller chapels, as it only had a small cella inside, to which only the priests had access, but not the congregation, as in Christian churches.

The first very large Christian churches were built in Rome in the early 4th century: Old St. Peter's Basilica, Basilica of Saint Paul Outside the Walls, San Giovanni in Laterano, Santa Maria Maggiore, and in the early 5th century Santa Sabina (which of Rome's ancient churches has most faithfully preserved its original appearance).

In Ravenna, the temporary ruler's residence shortly before and after the fall of the Roman Empire (476), many early Christian churches were not only newly built but have also been preserved to this day: In the 5th century the Mausoleum of Galla Placidia and the Baptistery of Neon were built and in the 6th century the Basilica of Sant'Apollinare Nuovo, Basilica of Sant'Apollinare in Classe, Basilica of San Vitale, the Arian Baptistery and the Archbishop's Chapel.

In addition to such new church buildings, a number of ancient temples or civil buildings were later converted into churches, especially after the fall of the Roman Empire, for instance the Pantheon, Rome, the Temple of Antoninus and Faustina, Rome, Sant'Adriano al Foro, Rome (the former Curia Julia), the Mausoleum of Constantina, Rome, Santa Maria degli Angeli e dei Martiri (the former frigidarium and tepidarium of the Baths of Diocletian), Santa Croce in Gerusalemme, Rome (a former Imperial aula), Santa Balbina, Rome (the hall of a private palace of Lucius Fabius Cilo), the Cathedral of Syracuse (a Greek temple), the Temple of Minerva, Assisi, the Maison carrée in Nîmes, France (a former temple), the Baptistère Saint-Jean in Poitiers, France (a former civil building).

The early churches distinguished themselves from pagan temples by the simplicity in their execution; a lot of brickwork and little marble, no plastic arts, no "moving" scenes. The glass mosaics were suggestive (poster function) but made of comparatively cheap material. Depictions of saints like those in Ravenna were deliberately not lifelike, but rather "disembodied". The outer walls were only lightened up by the partially large windows. It was only later that the upper part of the facade was decorated with mosaics. In much later eras were these basilicas more richly decorated, with magnificent Renaissance ceilings and marble walls, pompous statues and stucco, such as the still standing Roman ones, Basilica of Saint Paul Outside the Walls, San Giovanni in Laterano, Santa Maria Maggiore. The Ravenna Basilica of Sant'Apollinare in Classe still gives a relatively authentic impression, with the original columns, mosaics and the open beamed ceiling as well as the exterior.

Characteristics of the early Christian church building

The church building as we know it grew out of a number of features of the Ancient Roman period:

  • The house church
  • The atrium
  • The narthex
  • The basilica
  • The bema
  • The mausoleum: centrally planned building
  • The cruciform ground plan: Latin or Greek cross
    • Crossing
    • Lantern tower

Atrium

When early Christian communities began to build churches they drew on one particular feature of the houses that preceded them, the atrium, or courtyard with a colonnade surrounding it. Most of these atriums have disappeared. A fine example remains at the Basilica of San Clemente in Rome and another was built in the Romanesque period at Sant'Ambrogio, Milan. The descendants of these atria may be seen in the large square cloisters that can be found beside many cathedrals, and in the huge colonnaded squares or piazza at the Basilicas of St Peter's in Rome and St Mark's in Venice and the Camposanto (Holy Field) at the Cathedral of Pisa.

Narthex

The narthex is the space in the church through which the faithful can enter the nave.

Basilica

Early church architecture did not draw its form from Roman temples, as they did not have large internal spaces where worshipping congregations could meet. It was the Roman basilica used for meetings, markets, and courts of law that provided a model for the large Christian church and that gave its name to the Christian basilica.

Both Roman basilicas and Roman bath houses had at their core a large vaulted building with a high roof, braced on either side by a series of lower chambers or a wide arcaded passage. An important feature of the Roman basilica was that at either end it had a projecting exedra, or apse, a semicircular space roofed with a half-dome. This was where the magistrates sat to hold court. It passed into the church architecture of the Roman world and was adapted in different ways as a feature of cathedral architecture.

The earliest large churches, such as the Cathedral of San Giovanni in Laterano in Rome, consisted of a single-ended basilica with one apsidal end and a courtyard, or atrium, at the other end. As Christian liturgy developed, processions became part of the proceedings. The processional door was that which led from the furthest end of the building, while the door most used by the public might be that central to one side of the building, as in a basilica of law. This is the case in many cathedrals and churches.

Bema

As numbers of clergy increased, the small apse which contained the altar, or table upon which the sacramental bread and wine were offered in the rite of Holy Communion, was not sufficient to accommodate them. A raised dais called a bema, a concept taken from synagogue architecture, formed part of many large basilican churches. In the case of St. Peter's Basilica and San Paolo Fuori le Mura (St Paul's outside the Walls) in Rome, this bema extended laterally beyond the main meeting hall, forming two arms so that the building took on the shape of a T with a projecting apse. From this beginning, the plan of the church developed into the so-called Latin Cross which is the shape of most Western Cathedrals and large churches. The arms of the cross are called the transept.

Mausoleum

One of the influences on church architecture was the mausoleum. The mausoleum of a noble Roman was a square or circular domed structure which housed a sarcophagus. The Emperor Constantine built for his daughter Costanza a mausoleum which has a circular central space surrounded by a lower ambulatory or passageway separated by a colonnade. Santa Costanza's burial place became a place of worship as well as a tomb. It is one of the earliest church buildings that was central, rather than longitudinally planned. Constantine was also responsible for the building of the circular, mausoleum-like Church of the Holy Sepulchre in Jerusalem, which in turn influenced the plan of a number of buildings, including that constructed in Rome to house the remains of the proto-martyr Stephen, San Stefano Rotondo and the Basilica of San Vitale in Ravenna.

Ancient circular or polygonal churches are comparatively rare. A small number, such as the Temple Church, London were built during the Crusades in imitation of the Church of the Holy Sepulchre as isolated examples in England, France, and Spain. In Denmark such churches in the Romanesque style are much more numerous. In parts of Eastern Europe, there are also round tower-like churches of the Romanesque period but they are generally vernacular architecture and of small scale. Others, like St Martin's Rotunda at Visegrad, in the Czech Republic, are finely detailed.

The circular or polygonal form lent itself to those buildings within church complexes that perform a function in which it is desirable for people to stand, or sit around, with a centralized focus, rather than an axial one. In Italy, the circular or polygonal form was used throughout the medieval period for baptisteries, while in England it was adapted for chapter houses. In France, the aisled polygonal plan was adopted as the eastern terminal and in Spain, the same form is often used as a chapel.

Other than Santa Costanza and San Stefano, there was another significant place of worship in Rome that was also circular, the vast Ancient Roman Pantheon, with its numerous statue-filled niches. This too was to become a Christian church and lend its style to the development of Cathedral architecture.

Latin cross and Greek cross

Most cathedrals and great churches have a cruciform groundplan. In churches of Western European tradition, the plan is usually longitudinal, in the form of the so-called Latin Cross, with a long nave crossed by a transept. The transept may be as strongly projecting as at York Minster or not project beyond the aisles as at Amiens Cathedral.

Many of the earliest churches of Byzantium have a longitudinal plan. At Hagia Sophia, Istanbul, there is a central dome, the frame on one axis by two high semi-domes and on the other by low rectangular transept arms, the overall plan being square. This large church was to influence the building of many later churches, even into the 21st century. A square plan in which the nave, chancel and transept arms are of equal length forming a Greek cross, the crossing generally surmounted by a dome became the common form in the Eastern Orthodox Church, with many churches throughout Eastern Europe and Russia being built in this way. Churches of the Greek Cross form often have a narthex or vestibule which stretches across the front of the church. This type of plan was also to later play a part in the development of church architecture in Western Europe, most notably in Bramante's plan for St. Peter's Basilica.

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