Images and information on buildings in the round-arched style current in Europe from the 7th to 13th centuries and revived in the 19th century, provided by Great Buildings Online.

A gazetteer of Norman castles, abbeys, cathedrals and other churches in Normandy, the British Isles and Italy. Photographs, history and references for each can be found via clickable map or list. Part of a European Commission-backed project on the Normans.

A searchable text and image database. A British Academy Research Project hosted by the Courtauld Institute of Art.

The Charentes bears a rich testimony to the religious art of the 11th and 12th centuries. Illustrated descriptions of a few notable buildings from Bernezac travel guide.