TRK740123: Greece. Mystras. The Church of Agioi Theodoroi. Built between 1290-1295. / Bridgeman Images

TRK878817: Spain. Pen?afiel. Castle. Tower. / Bridgeman Images

TRK1776017: Iran. Isfahan. Iman Mosque Isfahan or The Shah Mosque. Safavi period (Shah Abbas I of Persia). 17th century. / Bridgeman Images

DON279164: Arundel Castle, South Front , showing south west tower and dining room (photo) / Bridgeman Images

HGP362723: Bamburgh Castle, Northumberland (photo) / Bridgeman Images

HGP362820: St. Patrick's Island and Peel Castle (photo) / Bridgeman Images

SGM439062: Old Town Square and the Church of Our Lady before Tyn, Prague, Czech Republic (photo) / Bridgeman Images

NUM407115: View of a house (photo) / Bridgeman Images

TRK697018: Tower of the Church of Saint Peter, Zumaia, Spain, 14th century (photo) / Bridgeman Images

SAP492227: Portal of the Golden Virgin, South Transept, Cathedral of Notre Dame, Amiens, France, 2010 (photo) / Bridgeman Images

SAP492228: Portal of the Golden Virgin, South Transept, Cathedral of Notre Dame, Amiens, France, 2010 (photo) / Bridgeman Images

HGP809172: Porch of the Prior's Lodgings, Castle Acre Priory, Norfolk (photo) / Bridgeman Images

SLC877995: Autumn at Salisbury Cathedral (photo) / Bridgeman Images

SLC878031: Spring at Salisbury Cathedral (photo) / Bridgeman Images

SLC878037: Summer at Salisbury Cathedral (photo) / Bridgeman Images

UTD2880319: Wartburg castle near Eisenach, Germany 1930s (b/w photo) / Bridgeman Images

SRB3036777: Barcelona, Spain (photo) / Bridgeman Images

UTD2890760: The medieval castle ruin Greifenstein castle near Bad Blankenburg, Germany 1930s (b/w photo) / Bridgeman Images

UTD2890419: A part of the ivy-clad medieval town wall in Rothenburg ob der Tauber, Germany 1930s (b/w photo) / Bridgeman Images

GRL6372619: Genoa, Duomo (St Lawrence Cathedral), South side, the doorway of St Gotthard (1155 - 1160), the lunette, external fascia: “Personages facing one another”, by Lombard - Emilian workshop, “Second Master” of the doorway of St Gotthard / Bridgeman Images

SRB6367566: Armor Collection inside the Renaissance Ambras Castle, near Innsbruck, Austria, 2020 (photo) / Bridgeman Images

GRL6372646: Genoa, Duomo (St Lawrence Cathedral), the north side: the portal of St John the Baptist (first half XII century) and the aedicule of the porch, by Campionese and Antelami masters / Bridgeman Images

GRL6372649: Genoa, Duomo (St Lawrence Cathedral), the north side, portal of St John the Baptist (first half XII century): right corbel / Bridgeman Images

MES3469970: Statue of Michele di Lando, Loggia del Mercato Nuovo, Florence, Italy (photo) / Bridgeman Images

DSP3503884: Monks Fishing House, Cong Abbey, Co Mayo, Ireland; 12Th Century Abbey (photo) / Bridgeman Images

DSP3250592: Fore Abbey, Co Westmeath, Ireland (photo) / Bridgeman Images

UTD2839723: Mosque of Cordoba I / Bridgeman Images

UTD2839743: Alhambra Löwenbrunnenhof, portal / Bridgeman Images

UTD2839848: Oberwesel City Towers / Bridgeman Images

UTD2839897: Kaiserswerth / Bridgeman Images

UTD2842043: The Splitter gate at Nuremberg / Bridgeman Images

UTD2864633: At the old castle of Burghausen, Germany 1930s (b/w photo) / Bridgeman Images

UTD2865177: Inside of the remains of Albeck castle near Sulz at river Neckar, Germany, 1930s (b/w photo) / Bridgeman Images

UTD2865180: Fortifictaion walls with entrance for inside of the remains of Albeck castle near Sulz at river Neckar, Germany, 1930s (b/w photo) / Bridgeman Images

UTD2865188: Old city houses with an old city gate at Horb at river Neckar, Germany 1930s (b/w photo) / Bridgeman Images

UTD2864344: Tower on the old city wall of Dinkelsbuehl, Germany 1930s (b/w photo) / Bridgeman Images