Castle Het Steen, also known as Stone Castle, is a historic fortress nestled in the heart of Antwerp. Dating back to the 11th century, it’s officially Antwerp’s oldest building, and has played a significant role in the city’s history, serving as a prison for over 500 years, as well as a fish warehouse and a ship museum.

Built on the banks of the river Scheldt, Castle Het Steen has witnessed many battles and sieges over the centuries. Its thick stone walls, towers, and moat are a testament to its defensive capabilities, which were crucial in protecting the city from invaders. Today, the popular tourist attraction draws visitors from all over who come to explore its rich history and picturesque surroundings.

You can take a guided tour of the fortress to learn more about its past and the lives of the people who lived there. It also hosts different cultural events throughout the year, including concerts, exhibitions and medieval re-enactments.

Whether you are a history buff, an architecture enthusiast, or simply looking for a unique and fascinating place to visit, Castle Het Steen is a must-see while you’re in Antwerp.