The Kaiserburg above a rebuilt medieval city, the Nazi rally grounds and the Nuremberg trials courtroom.
The Town Musicians, the UNESCO-listed Roland statue and town hall, and the Schnoor lane of medieval cottages.
The city of three cultures on a rock above the Tagus, with El Greco, a synagogue and a Damascene steel trade.
The cathedral where Thomas Becket was murdered in 1170, the destination of Chaucer's pilgrims.
A Hanseatic town of roses and ruins inside 3.4 km of medieval wall on Gotland.
A 12th-century stone bridge over the Danube and the largest intact medieval city in Germany.
Ireland's medieval capital: a Norman castle, St Canice's round tower and the Smithwick's brewery.
Alfred the Great's capital: the longest Gothic nave in Europe and the Round Table hanging in the Great Hall.
The "witchesโ passage" walkway between the Guaita and Cesta towers.
Second tower on Monte Titanoโs highest summit, home to the ancient-arms museum.
The oldest of San Marinoโs three towers, an 11th-century fortress on Monte Titano with views to the Adriatic.
Medieval monastery carved into the hillside near Tskhinvali.
Restored Romanesque-Gothic castle above the Our river, one of the largest west of the Rhine, with a chairlift to the view.
Medieval minaret and mausoleums.
Ottoman fortress on the Dniester.
Gothic abbey ruins in the hills.
Walled city and ghostly Varosha.
Medieval castle above Balzers.
Castle above a horseshoe harbour.
Medieval marble monastery, UNESCO-listed.
Lithuaniaโs interwar capital: a Gothic castle, the Devilโs Museum and Europeโs largest concentration of modernist architecture.
Fjord-like bay and walled old town.
Red-brick Gothic castle on an island in Lake Galve, home of the Karaim community and their kibinai pastries.
Stone city of a medieval empire, UNESCO-listed.
13th-century Armenian monastery.
Mighty medieval castle, UNESCO-listed.
Red-brick castle above the Gauja.
Hanseatic gables, the House of the Blackheads and St Peterโs spire, ringed by Europeโs finest Art Nouveau streets.
Serbian Orthodox monastery with thousands of medieval frescoes, UNESCO-listed.
Serbian Orthodox monastery, UNESCO-listed.
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