MES429111: Towers in San Gimignano, Tuscany, Italy (photo) / Bridgeman Images

STF250806: The Collegiate Church of SS. Peter and Paul, built in 9th century with 11th century towers (photo), German School / Bridgeman Images

PC991749: View of the nave and east end, Basilica di San Marco, Rome, Italy (photo) / Bridgeman Images

LRI4736126: Monument to Pelagius, founder of the kingdom of Asturias (sculpture), Unknown Artist / Bridgeman Images

FBU6385326: The double-walled citadel / Bridgeman Images

FBU6385330: The double-walled citadel / Bridgeman Images

FBU6385340: Outer curtain walls and towers of the double-walled citadel / Bridgeman Images

FBU6385342: Outer curtain walls and towers of the double-walled citadel / Bridgeman Images

FBU6385364: West side of the ramparts and towers of the Castle / Bridgeman Images

FBU6385378: The fortified city. West side / Bridgeman Images

FBU6385386: Gallo-roman Tower and curtain walls on the west side of the fortified city / Bridgeman Images

FBU6385387: The west side of the the fortified city / Bridgeman Images

SRB7204104: Cloister of Royal Abbey of Monasteri de Santa Maria de Poblet, TARRAGONA, 2021 (photo) / Bridgeman Images

SRB7204131: Cloister of Royal Abbey of Monasteri de Santa Maria de Poblet, TARRAGONA, 2021 (photo) / Bridgeman Images

SRB7205081: Aerial view of Medieval village of Llagunes, Lleida, 2021 (photo) / Bridgeman Images

SRB7204396: Aerial view of Siurana with romanesque church of Santa Maria, TARRAGONA, 2021 (photo) / Bridgeman Images

SRB7204400: Aerial view of Siurana with romanesque church of Santa Maria, TARRAGONA, 2021 (photo) / Bridgeman Images

SRB7204401: Aerial view of Siurana with romanesque church of Santa Maria, TARRAGONA, 2021 (photo) / Bridgeman Images

SRB7204406: Aerial view of Siurana with romanesque church of Santa Maria, TARRAGONA, 2021 (photo) / Bridgeman Images

FBU7143873: Semur-en-Auxois. View of the Tower Lourdeault or de l'Orle-d'Or from the Joly bridge. / Bridgeman Images

FBU7143892: Semur-en-Auxois. View from the Joly bridge upon the old town. Tower de la géhenne . / Bridgeman Images

ITR7134866: The Episcopal Palace (11th on the left, 16th on the right), Bayeux / Bridgeman Images

XPC341175: West rose window, 1392-93 (photo) (see also 341174) / Bridgeman Images

XPC341120: Rose window on the east facade (photo) / Bridgeman Images

XBP235536: View of the castle (photo) / Bridgeman Images

MAE340732: Colegiata de Santa Maria Maggiore (photo) / Bridgeman Images

MAE340733: Colegiata de Santa Maria Maggiore (photo) / Bridgeman Images

SGM335076: Albi Cathedral (photo) / Bridgeman Images

XPH311125: Burg Stolpen, built in c.1100 (photo) / Bridgeman Images

CLF310413: Traquair House, a view of the forecourt from the avenue, from '100 Favourite Houses' (b/w photo), English Photographer, (20th century) / Bridgeman Images

HGP362472: Norman Tower, Norwich Cathedral (photo) / Bridgeman Images

TMA396209: Interior view of Lanercost Priory, Cumbria (b/w photo) / Bridgeman Images

SAP490631: Rose window, Cathedral of Saint Beningus, Dijon, France (photo) / Bridgeman Images

STF810491: Cologne cathedral, main portal of the west facade, Cologne, Germany (photo) / Bridgeman Images

VLS938014: Palazzo Communale, Massa Marittima (photo) / Bridgeman Images

JFS135112: Romanesque Door Pediment, Lucca, Tuscany, Italy (photo) / Bridgeman Images