RMC3MAMK–The hilltop fortress of Montsegur, a former Cathar stronghold, Midi Pyrenees, France
RFH9P42X–Fagaras, small town in Transylvania, Romania. Medieval fortress.
RMD4BFXM–St. Petersburg, Peter and Paul Fortress
RFJD501C–Alhambra of Granada, Spain. The Nasrid Palaces (Palacios Nazaraies) in the Alhambra fortress.
RMG5XY1G–Peter and Paul Fortress and the Saint Peter and Saint Paul Cathedral, Saint Petersburg, Russia
RF2F89NPD–Corfu, Greece. Panoramic view of Old Town as seen from New Fortress.
RFF5RPP6–Salzburg fortress Hohensalzburg in Austria and castle wall. Castle in front of Gaisberg mountain on the right and the Nockstein.
RFEXD6RD–Granada - The panorama of Alhambra palace and fortress complex.
RM2A89D3W–The gardens of Akershus Fortress (Akershus Festning), an iconic guardian of Oslo. Norway
RMDYDPCD–Masada fortress on the edge of the Judean Desert, Israel.
RFE2F216–France, Haute Loire, feudal fortress of Polignac dated 11th century standing up on a basaltic mound
RFF60ENE–Ruins of the ancient Masada fortress in the Negev desert, Israel
RMKYYK4Y–The Istanbul or Stambol Gate, the main entrance to the Nis Fortress in Nis, Serbia, Eastern Europe
RMDH2D7W–Fortress lights on Ehrenbreitstein Fortress, Koblenz, Rhineland-Palatinate, France
RF2A2JF4X–Wurzburg, Germany. Cityscape image of Wurzburg with Old Main Bridge over Main river and Marienberg Fortress during beautiful autumn sunset.
RMDEHX22–Fortress Weichselmuende near Gdansk - Twierdza Wisloujscie.
RFD8GPD6–inside of the fortress in Montalcino, Tuscany, Italy
RMM23JFP–View of Trogir from Camerlengo Fortress, Croatia
RFFBWJM9–Peniche Festung - Peniche fortress 01
RMH2NYXE–Cafe in the Festung Ehrenbreitstein (Ehrenbreitstein Fortress), Koblenz, Rhineland-Palatinate, Germany
RM2DF7EH2–Gormaz, Caliphal Fortress (9-10th centuries). Soria province, Castilla y Leon, Spain.
RMD4BFXJ–St. Petersburg, Peter and Paul Fortress
RMD8G63R–The Belem Tower, Lisbon, Portugal. Built in 1515 as a fortress to guard the entrance to Lisbon's harbour,
RMG5XY37–Peter and Paul Fortress and the Saint Peter and Saint Paul Cathedral, Saint Petersburg, Russia
RF2E1YDEX–Corfu, Greece. Panoramic view of Old Town as seen from New Fortress.
RFK3RRDW–Hohensalzburg Castle in Austria, view from Moenchsberg. High Salzburg Fortress sits atop the Festungsberg. Small hill in Austrian city of Salzburg.
RFEXFB5D–Granada - The panorama of Alhambra palace and fortress complex.
RMPHAM8M–Funchal and São Tiago fortress. Madeira island, Portugal