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Part of a Dutch fort near Schalkwijk, the Netherlands
Paramaribo, Suriname: Fort Zeelandia - built in the early 17th century, when Dutch settlers founded a trading settlement near the indigenous village of Parmurbo, later Paramaribo. The English captured the fort in 1651 and named it Fort Willoughby, after Francis Willoughby. In March 1667, the Zeelanders under Abraham Crijnssen conquered the fort and the settlement. After Suriname's independence (1975) it was used to hold and torture political prisoners - Abraham Crijnssenweg, Historic Inner City of Paramaribo, Unesco World Heritage Site.
Westbeemster, The Netherlands-April 2022: View of concrete facade of Fort Spijkerboor, the most important fort in the defence line (or stelling) of Amsterdam now UNESCO World Heritage site
Section of Fort Knox, Prospect, Maine, USA
Alessandria, Italy - February, 27, 2024: The Citadel of Alessandria (Cittadella di Alessandria), a star fort and citadel in the city of Alessandria, Italy built in the 18th century
‘Naarden-vesting’ North-Holland, The Netherlands - 11/19/2023, Naarden was founded in 1350 by the Count of Holland. Due to its strategic location, the city was designed as a fortress with city walls, towers and gates. Naarden-Vesting is the best preserved authentic fortress in the Netherlands and the most important fortress in the Old and New Dutch Waterline.
Panoramic view of the perimeter walls of a disused magazine fort in Phoenix Park, Dublin, on a bright sunny day with green grassy slopes and crumbling bricks
Curonian Spit, Fort Nerija (Kopgalis Fortress) - Construction of the Nerija Fort began in 1865 and continued intermittently until 1871. Curonian Spit is UNESCO World Heritage Site, Lithuania
A relic of world war one,  the sound mirrors were primitive listening devices that were the predecessor of Radar .   They have stood for over 100 years in Dungeness, Kent
Naarden, Netherlands - April 11, 2016: Barrack on ravelin Oranje-Promers in old fortified town of Naarden, North Holland, Netherlands
Castle eiland Boston Massachusetts op een zonnige dag in juni
Bridge At The Fort Ossenmarkt At Weesp The Netherlands 20-7-2020
In Muiden, Netherlands the Medieval Muiderslot Castle can be seen along the River Vecht.
Famous middle ages fort in the south of the Netherlands. .
Portsmouth, England: 06/23/2024 - Horse Sand Sea Fort in the Solent in the English Channel
Weesp is known for a bastion and fortifications that are part of the Defense line of Amsterdam and the Dutch Water Line
A relic of world war one,  the sound mirrors were primitive listening devices that were the predecessor of Radar .   They have stood for over 100 years in Dungeness, Kent
View of old building against sky
‘Naarden-vesting’ North-Holland, The Netherlands - 11/19/2023, Naarden was founded in 1350 by the Count of Holland. Due to its strategic location, the city was designed as a fortress with city walls, towers and gates. Naarden-Vesting is the best preserved authentic fortress in the Netherlands and the most important fortress in the Old and New Dutch Waterline.
Medieval Wisloujscie Fortress in Gdansk, Poland
Westbeemster, The Netherlands-April 2022; View of one of the fortifications of Fort Spijkerboor, most important fort in Amsterdam defence line (or stelling) now UNESCO World Heritage site
Old brick wall which is part of the fortification of the old castle Malmö Hus in front of a moat with reeds in the Swedish city Malmö
This old military fortress has protected the entrance to the Port with its cannons for many decades and also served as a prison for a while
Mussels and fortress in Ambleteuse in the north of France
The castle of Muiden (local \
Kevelaer, Germany, June 26, 2024 - Graduation house and brine spring in the pilgrimage town of Kevelaer.
Tipu Sultan Fort wall, Palakkad, Kerala, India
North Holland city of Naarden. Fortified wall with in front a Moat.
Free Images: "bestof:Fort bij Uitermeer 003.JPG Fort bij Uitermeer Neue Holländische Wasserlinie Stellung von Amsterdam Fort bij Uitermeer 531342 own Janericloebe 2010-04 Fort"
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