Koblence
Koblence is located in the northern Rhineland-Palatinate and forms one of the five upper centres. Since 1962, Koblence has been a major city with more than 100,000 inhabitants. Parts of Koblence have been a UNESCO World Heritage Site since 2002. In 2011, Koblence hosted the first Federal Horticultural Show in Rhineland-Palatinate.