Aachen, located in the province of Bavaria, Germany, is a historically significant city dating back over 2,000 years. Known for its impressive Roman spa, Aachen Cathedral, and being the residence of Charlemagne, who made it his principal seat of government in the late 8th century, the city is a UNESCO World Heritage site. Aachen's rich history can be seen throughout the cobbled streets, architecture, and museums. Visitors can explore the stunning cathedral, relax in thermal baths, or indulge in the famous Aachener Printen, a type of gingerbread. Aachen continues to be a hub of culture, history, and innovation in Germany.