MAE3469369: Detail of a carved capital, Noyon Cathedral, Nord-Pas-de-Calais-Picardie, Oise, France (photo) / Bridgeman Images

MAE3469378: View of an aisle, Noyon Cathedral, Nord-Pas-de-Calais-Picardie, Oise, France (photo) / Bridgeman Images

MAE3469380: View of a side chapel, Noyon Cathedral, Nord-Pas-de-Calais-Picardie, Oise, France (photo) / Bridgeman Images

MAE3469410: View of the choir windows, Soissons Cathedral, Nord-Pas-de-Calais-Picardie, Aisne, France (photo) / Bridgeman Images

MAE3469429: View of the altar, Eglise Saint-Ayoul de Provins, Ile-de-France, Seine-et-Marne, France (photo) / Bridgeman Images

TRK3514649: Visigoth church of Santa Comba, 7th century, Bande, Galicia, Spain (photo) / Bridgeman Images

TRK3514650: Visigoth church of Santa Comba, 7th century, Bande, Galicia, Spain (photo) / Bridgeman Images

TRK3700994: Krak des Chevaliers, Built by knights Hospitaller, 12th cent, Walls, Syria, Before Civil War / Bridgeman Images

TRK3708209: Spain, Umayyad period, Medina Azahara (936-960) Andalusia. / Bridgeman Images

VLS938011: San Frediano, Lucca (photo) / Bridgeman Images

BEN85069: Church of Saint Sofia, view of the west portico facade constructed under Archbishop Grigorios, 1313-17 (photo) / Bridgeman Images

XIR215520: The synagogue at Nuremberg, c.1910 (b/w photo), Jousset, (fl.1910) / Bridgeman Images

TRK697130: Byzantine Church of St. John the Baptist, Kerch, Autonomous Republic of Crimea, Ukraine (photo) / Bridgeman Images

TRK697285: Spain. La Rioja. Roman bridge of Cihuri over Tiron river. Rebuilt in the Middle Ages. / Bridgeman Images

LLM5208361: Construction of Murbach Abbey, near Guebwiller, Alsace (colour litho), Waltz, Jean-Jacques (Hansi) (1873-1951) / Bridgeman Images

JCH312305: The Crusader castle of Qalaat Marqab (photo) / Bridgeman Images

CLF320641: A bedroom at Snowshill Manor, Gloucestershire, from 'Country Houses of the Cotswolds' (b/w photo), English Photographer, (20th century) / Bridgeman Images

MAE340693: Collegiata de Sant Pere (photo) / Bridgeman Images

HGP355156: Criccieth Castle (photo) / Bridgeman Images

HGP386944: Trim Castle (photo) / Bridgeman Images

DGP421112: Alfred the Great, Trinity Church Square (photo) / Bridgeman Images

STF452371: View of a Roman bridge over the Koprucay River, near Aspendus, Turkey (photo) / Bridgeman Images

BAT5472119: Chapelle des espagnols. Le triomphe de l'Eglise Catholique : La crucifixion. Fresque de Andrea Bonaiuto (ou Bonaiuti) dit Andrea da Firenze (1343-1377), 1365. Eglise Santa Maria Novella, Florence. ©Battaglini/Leemage / Bridgeman Images

FBU5935169: Venitian fortress Castelfranco (1371-1374). / Bridgeman Images

FBU5935176: View over the inside of the Venitian fortress Castelfranco (1371-1374). / Bridgeman Images

OLA5343559: Milan, la Piazza del Duomo, cathédrale de la ville. photo Belluschi / Bridgeman Images

USB180783: View of the garden, Avebury Manor, Wiltshire (photo) / Bridgeman Images

XIR694784: Mont Saint-Michel (photo), French Photographer, (20th century) / Bridgeman Images

TMA396263: Nunney Castle, Somerset (b/w photo) / Bridgeman Images

SGM489778: Musketeer Fountain and Zytglogge Turm, Marktgasse Street, Bern, Switzerland (photo) / Bridgeman Images

JCH312318: Intertwined dragons surrounding the first doorway of the gateway of the Citadel (photo) / Bridgeman Images

IBE5335894: View of a section of the wall of the Court of the Myrtles (Patio de los Arrayanes). Detail of mosaics and carved inscriptions. Palazzo Comares, one of the palaces of the Nasrid, Alhambra in Granada, Spain / Bridgeman Images

MFI271198: Saint-Nazaire (photo), French School / Bridgeman Images

FFA274425: Side Elevation of Trinity College Church, Edinburgh, 1871-72 (w/c & pencil on paper), Lessels, John (1809-83) / Bridgeman Images

DSP3590425: Speed boat, La Rochelle, Poitou-Charentes, France (photo) / Bridgeman Images

DSP3590875: Spain, Arab Muslim Medieval Town, Cordoba, Al Madinah Al-Zahra Portico Ruins (photo) / Bridgeman Images