DGA649253: South facade of Chateau de Corcelles, Corcelles-en-Beaujolais, Rhone-Alpes. France, 15th-16th century. / Bridgeman Images

DGA755852: Figures of Popes, detail from frescoed vault of entry of Sacro Speco Monastery, Subiaco, Italy, 14th-15th century / Bridgeman Images

DGA926042: Night View of the House of the Blackheads, historic centre of Riga (Unesco World Heritage List, 1997), Latvia / Bridgeman Images

EHT369680: Detail of the shield on East side, Eleanor Cross (photo) / Bridgeman Images

EHT369679: Detail of the shield on North side, Eleanor Cross (photo) / Bridgeman Images

HGP497499: King Offa II, medieval altar screen (photo) / Bridgeman Images

DPS3250597: Romanesque Doorway, 12Th Century, St. Feithlimidh's Cathedral, Co Cavan, Ireland (photo) / Bridgeman Images

JEB4844912: Gothic architecture. History of the Apotres: miraculous sin. Stained glass of the Choir. Cathedrale de Chartres. / Bridgeman Images

KW141222: View of the tower at the monastery, founded in 1194 and moved to its present site in 1218 (photo), Spanish School, (13th century) / Bridgeman Images

KW141225: Detail from La Giralda, built in 1184-98 (photo), Spanish School, (12th century) / Bridgeman Images

HGP7296498: Castle Acre Castle, Norfolk (photo) / Bridgeman Images

HGP7296504: Castle Acre Priory, Norfolk, west front of priory church and Priors Lodging. (photo) / Bridgeman Images

ANJ7226859: Medieval art : General view - San Pietro, Agliate, Italy 1255-1260 / Bridgeman Images

ANJ7227020: Byzantine art : Church of Agios Ioannis, Crete - Alikiano, Greece / Bridgeman Images

ANJ7229210: Islamic art : Octagonal fountain - Mosque-Madrasa of Sultan Hassan, Cairo, Egypt, 1356-1362 / Bridgeman Images

ANJ7229216: Islamic art : Exterior - Detail - Al-Aqmar, Cairo, Egypt, 1125 / Bridgeman Images

ANJ7220028: Medieval art : Interior - Santa Prassede, Rome, Italy / Bridgeman Images

ANJ7220071: Medieval art : Exterior - Santo Stefano rotondo, Rome, Italy / Bridgeman Images

ANJ7221703: Medieval art : Castle, Mussomeli, Italy / Bridgeman Images

VLN8982521: St Georg Reichenau (photo) / Bridgeman Images

VLN8982520: St Georg Reichenau (photo) / Bridgeman Images

SZT11743699: Street view of Warwick/Great Britain with medieval hospital (1999) (photo), Sambraus, Daniel / Bridgeman Images

LLM11709624: French Cathedrals: Albi, Eastern Apse (b/w photo), French Photographer, (19th century) / Bridgeman Images

JEB8567083: KHOR VRAP monastery, 13th century church (photo) / Bridgeman Images

JEB8598073: Residential entrances. VARDZIA troglodyte site, 12th century (photo) / Bridgeman Images

JEB8598074: Residential entrances. VARDZIA troglodyte site, 12th century (photo) / Bridgeman Images

ANJ7223006: Medieval art : Fondaco dei Turchi, Venice, Italy / Bridgeman Images

ANJ7222118: Medieval art : Facade - Old cathedral, Plasencia, Spain / Bridgeman Images

ANJ7222263: Medieval art : Facade north - Cathedral, Tuy, Spain / Bridgeman Images

ANJ7222262: Medieval art : Facade north - Cathedral, Tuy, Spain / Bridgeman Images

ANJ7222291: Medieval art : Exterior - Cathedral, Leon, Spain / Bridgeman Images

ANJ7222421: Medieval art : Interior - Monastery, San Salvador de Leyre, Spain / Bridgeman Images

ANJ7222585: Medieval art : General view - Municipal Palace, Cortona, Italy / Bridgeman Images

ANJ7222207: Medieval art : Interior - Co-Cathedral of Caceres, Caceres, Spain / Bridgeman Images

ANJ7216990: Medieval art: Sacellum of Saint Satyrus - St. Satiro, Milan, Italy, Italian School, (9th century) / Bridgeman Images

ANJ7219069: Medieval art: Facade - Cathedral, Evora, Portugal, Portuguese School, (12th century) / Bridgeman Images