The document lists notable architectural landmarks across several European cities and countries, including the cathedrals of Valladolid and Neuburg an der Donau in Spain and Germany respectively, the Castle Keep and Millennium Bridge in Newcastle, England, the Arco en Cielo residence and administrative center in Bordeaux, France, medieval sites like the Saccargia in Cerde?a, Italy, and the cathedral and skyscraper in Vasteras, Sweden, as well as the Khan Asparuh Monument, Old Dobrich Outdoor Museum, and St. George Church in Dobrich, Bulgaria.