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Poenari Fortress is Vlad Tepes castle, prince of medieval Wallachia, modern Romania
Vianden, Luxembourg - February 19, 2017: Vianden Castle, Luxembourg. Vianden castle is one of the largest fortified castles west of the River Rhine, it is located in the village of Vianden in the north of Luxembourg. The castle was built in the Romanesque style from the 11th to 14th centuries
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Castelgrande, one of Bellinzonas Castles, Unesco World .Heritage in Switzerland
The tower of a Genoese fortress is situated on the rock against the blue sky background. This is a Genoese Sudak Castle, Crimea.
Despot's Tower, part of Belgrade Fortress in Belgrade, Serbia.
wall of a medieval fortress above a rampart overgrown with grass against the hills and sky, Naryn-Kala citadel in Derbent
Lipnice nad Sázavou, Czech Republic, July 18, 2020:  Aerial view of the half-ruined castle in this small Bohemian town under cloudy sky. Lipnice nad Sázavou is associated with the person of the Czech writer Jaroslav Haek, author of the world famous novel The Good Soldier vejk. Haek worked here as a guide. Haek wrote his novel in Lipnice nad Sázavou and is also buried here.
Old Genoa fortress on a rock. Ukraine, Sudak
Deva, Romania - September 27 2019: Deva Fortress Building in Transylvania, Romania
Ancient stone fortress with battlements under a clear blue sky, set in a mountainous landscape.
Castelbuono, Sicily, Italy - April 30, 2014: The 14th-century Norman-Arab castle of Castelbuono rising toward the clouds. Castelbuono is in Palermo Province.
The Walled City of Jajce, Jajce medieval fortress
Fort of Villeneuve les Avignons
Deva, Romania, august 8, 2025. Low-angle, vertical shot of the ancient, weathered stone walls of Deva Fortress in Romania, showing the fortifications built upon a rocky hill with green vegetation
Looking up stone wall and tower with loophole of Ljubljana Castle on a cloudy summer day. Photo taken August 9th, 2023, Ljubljana, Slovenia.
Istanbul Byztantine city walls and buildings
Loch Moidart, Lochaber, Argyll and Bute, Scotland, 21st April 2024. On Eilean Tioram, time taking its toll on the historic, ruined ramparts of Castle Tioram. Scotland
Golubac, Serbia - November 15, 2023: Golubac Fortress, a medieval fortified town. Photo taken from the exterior of the castle and shows the grand towers alongside the Danube River.
Ruins of ancient fortress wall of the Emperor
Medieval Castelo dos Mouros aka Castle of the Moors in Sintra, Portugal.
Vianden, Luxembourg - May 03, 2024: Massive stone walls as construction method for medieval fortifications with embrasures and tower
Historic medieval fortress tower in Mallorca, Spain, amidst lush greenery and a vibrant blue sky.
Ruins Hinterhaus Castle. Spitz, Danube river, Wachau Valley - UNESCO World Heritage Site, Lower Austria
Mountains and walls in Jajce, Bosnia and Herzegovina
Forte Sperone Due to its dominant position, it was one of the most important structures of the fortifications 29 April 2025 Lisbon Portugal
Situated on a large rock in the Harts Mountains of Germany, the castle and fortress ruins overlook the town of Norten-Hardenberg.
The structure of Naksan Castle in Hyehwa-dong, Seoul, South Korea was photographed.
Liechtenstein, Vaduz-March 22,2025: Vaduz Castle perched on a hillside above the capital of Liechtenstein, serving as the official residence of the princely family and a striking symbol of the nation.
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