DGA755830: Fresco in Upper Church of Sacro Speco Monastery, Subiaco, Italy, 14th-15th century / Bridgeman Images

DGA1081447: Fortress on a hill, Radicofani, Val d'Orcia, Tuscany, Italy / Bridgeman Images

DGA1080702: Facade of a church, Sint-Walburgakerk, Flanders, Belgium / Bridgeman Images

BBG11778732: Royal portal, mid 13th century, the Apostle Philip. 2016 (photo), Bonnefon, Bernard / Bridgeman Images

BBG11778733: Royal portal, mid 13th century, Saint Paul (?).2016 (photo), Bonnefon, Bernard / Bridgeman Images

BBG11778834: Portal of the Arrows, c. 1320-30, apostles.2016 (photo), Bonnefon, Bernard / Bridgeman Images

ITR5864043: View of the lead roof of the Cathedrale Notre Dame de Paris / Bridgeman Images

KW7264920: Chambre de Parement. An ante-room to the Pope's bedchamber. Palais des Papes - Palace of the Popes, Avignon, Vaucluse, France. The Historic Centre of Avignon is a UNESCO World Heritage Site. / Bridgeman Images

KW7264929: Great Audience Hall, Palace of the Popes, Avignon / Bridgeman Images

DGA753505: Banquet Hall of Bracciano Castle, Italy, 15th century / Bridgeman Images

DGA753580: Glimpse of spiral staircase in interior of twin towers (Torricini), 1466-1472, by Luciano Laurana (ca 1420-1479), Ducal Palace, Urbino (UNESCO World Heritage List, 1998), Marche, Italy, 15th century / Bridgeman Images

DGA753632: Intarsia (inlaid woodwork) door leading from Hall of Angels to Duke's bedroom, Ducal Palace, Urbino (UNESCO World Heritage List, 1998), Marche, Italy, 15th century / Bridgeman Images

DGA754226: Door with relief decoration on frame, Jole's apartment, Ducal Palace, Urbino (UNESCO World Heritage List, 1998), Marche, Italy, 15th century / Bridgeman Images

DGA754417: Facade of Villa Bertoldi-Stefani, Negrar, Veneto, Italy, 15th-18th century / Bridgeman Images

DGA755156: Ceiling of Cathedral of Annunziata, Otranto, Apulia, Italy, 15th century / Bridgeman Images

DGA1090217: Old ruins of a castle, Clisson Castle, Pays de la Loire, France / Bridgeman Images

DGA1130334: The walls of Bogoyavlensky Convent of Epiphany (Bogoljubovskij monastyr), 15th century, Kostroma, Russia / Bridgeman Images

DGA756514: Shield of Pistoia, decorative detail from the Town hall or Palace of the Elders, Pistoia, Tuscany. Italy. / Bridgeman Images

DGA624910: Castle of Pallavicino-Casali, Monticelli Ongina, Piacenza, Emilia-Romagna, Italy, 15th century / Bridgeman Images

DGA648739: View of Chateau de Plessis-lez-Tours, La Riche,Tours' town centre. France. / Bridgeman Images

DGA645970: North western side of Saint Bavokerk Church or Grote Kerk, Haarlem, Netherlands, 15th century / Bridgeman Images

PNP3960048: Narrow medieval street, Mdina, Malta (photo) / Bridgeman Images

UIG543483: Spain, Avila, Medieval Wall With Turrets. / Bridgeman Images

ANJ7219914: Medieval art : Mosaic basin of the apse - San Marco, Rome, Italy / Bridgeman Images

ANJ7227052: Medieval art : Facade - Cathedral, Zadar, Croatia 1324 / Bridgeman Images

ANJ7229241: Islamic art : Minaret - Ibn Tulun, Cairo, Egypt, 876-879 / Bridgeman Images

GNG3899501: Saint-Maclou church, Rouen, France, Porch (photo) / Bridgeman Images

GNG3899503: Saint-Maclou church, Rouen, France, Door and tympanum (photo) / Bridgeman Images

ITR6434624: Sculpted marquee, 12th century, church of Vezelay (sculpture), Romanesque, (12th century) / Bridgeman Images

IMB8856786: RAVENNA, ITALY - CIRCA AUGUST 2020: historic byzantine mosaic in Saint Vitale Basilica, 2019 (photo) / Bridgeman Images

IBE5347552: Romanesque art: carved vault of the facade of the cathedrale saint Marie. 12th century. Oloron Sainte Marie (Atlantic Pyrenees), Romanesque, (12th century) / Bridgeman Images

BEN5478170: Romanesque: ambon (pulpit) Guarna inlaid with polychrome stones, Saint Matthew Cathedral (Cattedrale di Maria degli Angeli e all'apostolo Matteo) 1180 Salerno (Salerno) Italy / Bridgeman Images

LBY4602011: Cathedrale Notre Dame de Paris, by night, 200s (photo) / Bridgeman Images

UIG2918967: Jacob's Barracks Reflected In The Pilsetas Canal (photo) / Bridgeman Images

UIG2919093: Battlement Of The Citadel (photo) / Bridgeman Images

MAE3469388: View of the Church of St. Peter and St. Paul, Camelin, Picardie, Aisne, France (photo) / Bridgeman Images