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HGP1073010: Barningham, Norfolk, partly ruined medieval parish church (photo) / Bridgeman Images

DGA625080: Medieval castle of Tenno, Trento, Trentino-Alto Adige, Italy, 12th century / Bridgeman Images

DGA755897: Death's Ride, 14th century fresco by Master Trecentesco of Sacro Specol and one of his assistants, Holy Staircase of Sacro Speco Monastery, Subiaco, Italy, 14th century / Bridgeman Images

DGA924864: Large stained glass window, transept of church choir (15th century), Cistercian Abbey of L'Epau (13th-14th century, restored in 1980), Yvre-l'Eveque, Pays de la Loire, France / Bridgeman Images

MAE6263138: The medieval castle (Castillo-Convento de Calatrava la Nueva). Exterior. The entrance gate. Detail. / Bridgeman Images

DGA1131897: Maggiore fortress, medieval origin, Assisi, Umbria, Italy / Bridgeman Images

DGA756729: Frescoed crypt of Church of Santissima Annunziata, Minuto (Salerno), Campania, Italy, 12th century / Bridgeman Images

FBU6381687: Castle of Peyrepertuse (10th-13th century) / Bridgeman Images

FBU6381688: Castle of Peyrepertuse (10th-13th century) / Bridgeman Images

FBU6381691: Castle of Peyrepertuse (10th-13th century) / Bridgeman Images

ANJ7220653: Medieval art : Pope Innocenzo II holds up the model of the church - Santa Maria in Trastevere, Rome, Italy / Bridgeman Images

ANJ7219952: Medieval art : General view - Triclinium Leoninum, Rome, Italy / Bridgeman Images

ANJ7228334: Islamic art : Courtyard - Al-Hakim, Cairo, Egypt 990-1012 / Bridgeman Images

ANJ7228340: Islamic art : Monumental entrance - Al-Hakim, Cairo, Egypt 990-1012 / Bridgeman Images

ANJ7229072: Byzantine art : Byzantine church, El Kharga, Egypt IV-V century / Bridgeman Images

ANJ7229231: Islamic art : General view - Mausoleum of Inal, Cairo, Egypt, 1451-1456 / Bridgeman Images

SOA1765203: The Virtues Largesce and Debonerete (Largesce) 1819 (watercolour with raised gilt detail on paper), Stothard, Charles Alfred (1786-1821) / Bridgeman Images

ITR6434565: Sculpted detail. Basilica of Saint Madeleine, Vezelay, 1120-1150 (photography), Romanesque, (12th century) / Bridgeman Images

ITR6435389: Vezelay ramparts (photo) / Bridgeman Images

ITR6434974: Sculpted detail. Basilica of Saint Madeleine, Vezelay, 1120-1150 (photography), Romanesque, (12th century) / Bridgeman Images

ITR6434997: Sculpted detail. Basilica of Saint Madeleine, Vezelay, 1120-1150 (photography), Romanesque, (12th century) / Bridgeman Images

SCN7268974: The Keep, Alnwick Castle (11th Century), Northumberland, UK (photo) / Bridgeman Images

LLM8627004: Mont Saint-Michel, Normandy (b/w photo), French Photographer, (20th century) / Bridgeman Images

UTD7099852: Örebro castle, 1969 / Bridgeman Images

FBU7125765: Courtyard and trees of the Thoronet Abbey / Bridgeman Images

FBU7125783: Thoronet Abbey. The cloister. / Bridgeman Images

FBU7125793: Courtyard and trees of the Thoronet Abbey / Bridgeman Images

FBU7125794: Thoronet Abbey. Ruins in front of the lay brother's building / Bridgeman Images

FBU7143556: Château de Bazoche / Bridgeman Images

FBU7143557: Château de Bazoche / Bridgeman Images

SCN7177324: Norman Catholic Cathedral of Monreale, Monreale, Sicily, Italy (photo) / Bridgeman Images

SCN7177337: Catholic Cathedral (Duomo) of Messina, Messina, Sicily, Italy (photo) / Bridgeman Images

KW7203926: Fuengirola, Costa del Sol, Spain. Sohail castle. / Bridgeman Images

TRK7141727: Tower house Susunaga. 14th century and renoved in 16th century. Architectural detail of the main facade. Baracaldo (Barakaldo), Basque Country, Spain. / Bridgeman Images

IES7228482: Aljafaria Palace, Spain, Zaragoza, Detail of surah of Koran engraved in alabaster dating from the 11th century., August 2021 (photo) / Bridgeman Images