Köln, known for its stunning Gothic architecture, is home to the magnificent Cologne Cathedral, a UNESCO World Heritage Site. Departing from Köln Hauptbahnhof, you will head to Brussels, the captivating capital of Belgium, renowned for its spectacular Grand Place and rich history. Upon arriving at Brussels Midi Station, explore the Atomium and sample delicious waffles. These two cities offer a perfect blend of culture and history, making your journey unforgettable.