Aachen
The 2000-year-old imperial city of Aachen, a cosmopolitan hub brimming with historical charm, lies at the nexus of Germany, the Netherlands, and Belgium — a trio inviting exploration. Not only famed as Charlemagne's imperial capital and his final resting place, Aachen is also renowned for its Aachener Printen, a unique type of gingerbread originating from this city.