Cathedral of St Peter is a church in Worms

Worms, Germany

Worms is a city in Rhineland-Palatinate, Germany, on the Rhine River. At the end of 2004, it had 85,829 inhabitants.Established by the Celts, who called it Borbetomagus, Worms today remains embattled with the cities Trier and Cologne over the title of "Oldest City in Germany." Worms is the only...

, southern Germany

Germany

Germany , officially the Federal Republic of Germany , is a federal parliamentary republic in Europe. The country consists of 16 states while the capital and largest city is Berlin. Germany covers an area of 357,021 km2 and has a largely temperate seasonal climate...

. It was the seat of the Catholic Prince-Bishopric of Worms

Bishopric of Worms

The Bishopric of Worms was an ecclesiastical principality of the Holy Roman Empire. Located on both banks of the Rhine around Worms just north of the union of that river with the Neckar, it was largely surrounded by the Palatinate. Worms had been the seat of a bishop from Roman times...

 until its extinction in 1800.

It is a basilica

Basilica

The Latin word basilica , was originally used to describe a Roman public building, usually located in the forum of a Roman town. Public basilicas began to appear in Hellenistic cities in the 2nd century BC.The term was also applied to buildings used for religious purposes...

 with four round towers, two large domes, and a choir at each end. The interior is built in red sandstone

Sandstone

Sandstone is a sedimentary rock composed mainly of sand-sized minerals or rock grains.Most sandstone is composed of quartz and/or feldspar because these are the most common minerals in the Earth's crust. Like sand, sandstone may be any colour, but the most common colours are tan, brown, yellow,...

 built.

Only the ground plan and the lower part of the western towers belong to the original building consecrated in 1110. The remainder was mostly finished by 1181, but the west choir and the vaulting

Vault (architecture)

A Vault is an architectural term for an arched form used to provide a space with a ceiling or roof. The parts of a vault exert lateral thrust that require a counter resistance. When vaults are built underground, the ground gives all the resistance required...

 were built in the 13th century, the elaborate south portal was added in the 14th century, and the central dome has been rebuilt.

The ornamentation of the older parts is simple; even the more elaborate later forms show no high development of workmanship.