Cologne, the fourth largest city in Germany, is situated in the state of North Rhine-Westphalia on the banks of the Rhine River. It is particularly renowned for its stunning Cologne Cathedral (Kölner Dom), a monumental Gothic edifice with a rich history dating back to its foundation in the year 1248. The city's geographical landscape is marked by the river flowing through, dividing Cologne into two distinct areas, but numerous bridges, including the famous Hohenzollern Bridge, provide seamless connectivity. Cologne has an eclectic mix of historical and contemporary architecture, reflecting a past peppered with both Roman and medieval influences, while also embracing modernist and post-modern styles. This vibrant city is also known for its significant contributions to the arts, with a plethora of museums including the Ludwig Museum, which showcases a vast collection of modern art. Cologne’s cultural scene is buoyant with several theaters, galleries, and the renowned Cologne Carnival. The city's strong commercial background is evident in its status as a major trade and business hub, hosting important trade fairs like the Cologne Trade Fair. Furthermore, Cologne has a diverse gastronomic scene, lively nightlife, and various shopping districts like Schildergasse and Hohe Strasse.