Frederikssund, Denmark, a hidden gem of a city, is home to a plethora of abandoned gems waiting to be discovered. Our crowdsourced list of urbex spots highlights the best of the city's forgotten treasures, from crumbling castles to neglected factories, each one a testament to the city's rich history and culture. Explore the unknown side of Frederikssund with our carefully curated list, and discover the secrets that lie within its walls.
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