Marchegg was founded as a planned city by Ottokar II of Bohemia in 13th century. Taking the historic trail gives a good impression how large this city was intended. From the medieval gates the Gate to Vienna (Wienertor) dating back to 1268 is the best-preserved one. [German]
On a train journey through Pongau, a region of the Austrian state Salzburg, I took this photo through the windows of my train. It shows parts of the city walls of Radstadt. The city was founded in 13th century and is member of the Small Historic Cities (Kleine Historische Städte) of Austria.
A lovely part of the city wall of the Czech city Třeboň. The city wall was built in the years 1525 – 1527. Another attraction of the city are the buildings along the market place dating back to the 16th century.
The Roman Tower (Römerturm) is one of several towers in Cologne dating back to Roman times. At the time of the Romans, the city was called Colonia Claudia Ara Agrippinensium. A strong wall with a total of 19 towers surrounded the ancient city. Remains of this wall are still visible today. [German]