In Cologne you can visit the imposing Cologne Cathedral, which is a UNESCO World Heritage Site. Try the traditional Kölsch beer in one of the city's breweries. Immerse yourself in art at the Museum Ludwig or explore Roman history at the Roman-Germanic Museum. A stroll through the colorful streets of Ehrenfeld or a tranquil boat trip on the Rhine are also unique offerings. A visit to the Fragrance Museum offers an interesting insight into the birthplace of Eau de Cologne.