"Old Lahn Bridge with bridge tower, historic centre, Limburg an der Lahn, Hesse, Germany, Europe"

"Untertor or Jerusalemer Tor gate, Red Tower, behind Green tower, west wall of the medieval fortification, old town, Budingen, Hesse, Germany, Europe"

"Stately half-timbered house, now used as Teehaus Bachfischer tea house, tower of the Collegiate Church of Our Lady or Old Chapel, historic town centre of Regensburg, Upper Palatinate, Bavaria, Germany, Europe"

"Outer Gate and Lower Gate, Braunfels Castle, market square, historic centre, Braunfels, Hesse, Germany, Europe"

Gate in the wall-walk of Ludwigsteig trail of Veste Oberhaus Fortress, Niedernburg Abbey, Schaiblingsturm tower, flooded promenade of the Inn River during high water, Innkai waterfront, historic centre, Passau, Lower Bavaria, Bavaria, Germany, Europe

Jesuit Church of St. Michael, Schaiblingsturm tower, flooded promenade of the Inn river during high water, Innkai waterfront, historic centre, Passau, Lower Bavaria, Bavaria, Germany, Europe

"Untertor or Jerusalemer Tor gate on the western wall of the medieval city walls, old town, Budingen, Hesse, Germany, Europe"

"Untertor or Jerusalemer Tor gate on the western wall of the medieval city walls, old town, Budingen, Hesse, Germany, Europe"

The medieval Schaiblingsturm tower, flooded promenade of the Inn river during high water, Innkai waterfront, historic centre, at the top the pilgrimage church of Mariahilf Monastery, Passau, Lower Bavaria, Bavaria, Germany, Europe

Medieval town gate, Schmalzturm or beautiful tower, main square, Landsberg am Lech, Upper Bavaria, Bavaria, Germany, Europe

"Romanesque Marienkirche, St Mary's Church, half-timbered houses, historic centre, Gelnhausen, Hesse, Germany, Europe"

View from Torre del Mangia, the town hall tower, over the historic town centre, Siena, Tuscany region, province of Siena, Italy, Europe

"Historic centre with Schochemturm tower, Town Hall and Stadtkirche Church, Besigheim, Baden-Wurttemberg, Germany, Europe"

View from Torre del Mangia, the town hall tower, over the historic town centre, Siena, Tuscany region, province of Siena, Italy, Europe

"Historic centre with Schochemturm tower, Town Hall, Waldhornturm tower and Stadtkirche Church, Besigheim, Baden-Wurttemberg, Germany, Europe"

"Zwolferturm tower in historic centre, Nepomuk statue, Neustadt pedestrian zone, Sterzing, Vipiteno, Trentino-Alto Adige, Italy, Europe"

"Historic town centre with the tower of the Parish Church of St. Euphemia, Rovinj, Istria, Croatia, Europe"

"Bell tower, City Hall, St Blasius Church, view from the city walls, historic centre, Dubrovnik, Dalmatia, Croatia, Europe"

"Bell tower of San Michele Cathedral and the towers of Torre del Comune and Torre del Municipio, historic town centre, Altstadt, Innenstadt, Albenga, Liguria, Italy, Europe"

"Rheinfront promenade with Schlossturm tower and an illuminated ferris wheel, historic town centre, Dusseldorf, North Rhine-Westphalia, Germany, Europe"

"View from Santa Justa elevator tower over the roofs of the historic town centre, Lisbon, Lisbon District, Portugal, Europe"

"Harbour and historic town centre with the tower of the Parish Church of St. Euphemia, Rovinj, Istria, Croatia, Europe"

"Harbour and historic town centre with the tower of the Parish Church of St. Euphemia, Rovinj, Istria, Croatia, Europe"

"City tower, gate tower of the historic town centre, Bagnaia, Lazio, Italy, Europe"