Cologne Cathedral, located in Cologne, Germany, is a landmark in Cologne. It is also known as the three major religious buildings in Europe with the Notre Dame de Paris and the St. Peter's Basilica in Rome. The Cologne Cathedral is 157.3 meters high and is the third highest church in the world after Germany, next to Ulm Cathedral. It is both magnificent and exquisite, and its layout is exquisite. It is regarded as the most perfect architectural example in Gothic church.