GRL6435930: Piccolomini Library: choir book, cod. 8-H, ff. 49r with “Christ on his Way to Calvary”, by Giovanni di Taldo. Detail. / Bridgeman Images

GRL6435944: Piccolomini Library: choir book, cod. 23.8, ff. 100v-101r with “The Pentecost”, by Girolamo da Cremona. / Bridgeman Images

GRL6435992: Piccolomini Library: choir book, cod.13.O, ff. 59v-60r with “Foliated initial”, by Venturino Mercati. / Bridgeman Images

GRL6436013: The Piccolomini Library: “The Graces”, marble sculpture, Roman Age. / Bridgeman Images

GRL6436019: The Piccolomini Library: “The Graces”, marble sculpture, Roman Age. Detail. / Bridgeman Images

GRL6436078: The Baptistery of St. John, exterior, Florence, Italy (photo) / Bridgeman Images

GRL6436105: Battistero di San Giovanni / Bridgeman Images

GRL6436111: Battistero di San Giovanni / Bridgeman Images

CDT6375989: Sunset bathers on white sand beach, Havelock Island, Andaman Islands, Tamil Nadu, India September 2018 (photo) / Bridgeman Images

CDT6375995: Branches of bananas on sale at banana merchants, Havelock Island, Andaman Islands, Tamil Nadu, India September 2018 (photo) / Bridgeman Images

FBU6384582: Castle of the Brède / Bridgeman Images

FBU6384585: Castle of the Brède / Bridgeman Images

FBU6384600: Castle of the Brede / Bridgeman Images

FBU6384606: Cedar. Castle of the Brède / Bridgeman Images

FBU6384615: The tower of Montaigne, interior / Bridgeman Images

FBU6384618: Ceiling of the tower of Montaigne / Bridgeman Images

FBU6384633: Chateau de Montaigne, rebuilt in 1885. / Bridgeman Images

FBU6385335: Tower and inner curtain wall of the Fortified city / Bridgeman Images

FBU6385347: Outer and inner curtain walls of the double-walled citadel / Bridgeman Images

FBU6385350: Wall, tower and the reconstructed wooden hoarding of the Count's Castle / Bridgeman Images

FBU6385376: The Aude gate. West side / Bridgeman Images

DGC6425782: Portrait of Maria Rodziewiczowna, 1889 (litho) / Bridgeman Images

FBU6385336: Tower and inner curtain wall of the Fortified city / Bridgeman Images

FBU6380952: Gallo-Roman archaeological site in Saint-Romain-en-Gal near Vie / Bridgeman Images

FBU6380958: Gallo-Roman archaeological site in Saint-Romain-en-Gal near Vie / Bridgeman Images

FBU6381008: Gallo-Roman archaeological site in Saint-Romain-en-Gal near Vie / Bridgeman Images

KW6373335: Istanbul, Turkey, Dolmabahce Palace (photo) / Bridgeman Images

KW6373338: Glandore, County Cork, West Cork, Ireland (photo) / Bridgeman Images

KW6373368: Hikers, Picos de Europa, Asturias, Spain (photo) / Bridgeman Images

KW6373383: Church of Santa Maria, Cillorigo de Liébana, Spain (photo) / Bridgeman Images

KW6373401: Castillo de Javier, or Castle of Xavier, Javier, Navarra, Spain (photo) / Bridgeman Images

KW6373404: Monastery of Leyre, Navarre, Spain, Church nave (photo) / Bridgeman Images

KW6373410: Monastery of San Juan de la Peña, Aragon, Spain (photo) / Bridgeman Images

KW6373420: Romanesque church of Sant Clement, Taull, Spain (photo) / Bridgeman Images

MES6381383: Sansovino Loggia, high-relief, St. Mark square, Venice, Italy (photo) / Bridgeman Images

KW6373459: MAcao, Grand Lisboa Hotel (photo) / Bridgeman Images