The highest concentration of castles is in Germany’s 40-mile-long Upper Middle Rhine Valley, a UNESCO World Heritage Site. This compact region contains 40 castles.
Because allied forces chose to avoid hitting the Cathedral, Cologne Cathedral survived World War II bombings when everything else in the city was completely destroyed.
The grandeur of Cologne’s grand Gothic Kölner Dom draws crowds from around the world on a daily basis. Here are a few things you should know before visiting.