It's worth craning your neck to see this. You'll understand why it took 623 years to build.

Cologne Cathedral is a famous Gothic church in Cologne, Germany. Here's a travel guide for Cologne Cathedral: ✅Visit time: It's recommended to visit during the day to better appreciate the exterior and interior details of the cathedral. Opening hours may vary, so it's recommended to check the official website or consult the local tourist information center before you go. ✅Exterior: The exterior of Cologne Cathedral is very spectacular, with its towering twin towers and exquisite carvings. You can stroll around the cathedral and enjoy the beautiful views from different angles. Interior: Inside the cathedral, you can admire the spectacular arches, stained glass windows, and exquisite sculptures. The interior of the cathedral is free to visit, but if you want to climb to the top and overlook the city of Cologne, you need to pay a certain fee. Climbing experience: Cologne Cathedral offers the opportunity to climb to the top. You can climb the tower of the cathedral and overlook the beautiful city. Climbing requires a certain amount of physical strength and time, but it's worth a try. ✅Nearby attractions: There are some other attractions worth seeing around Cologne Cathedral, such as Cologne Old Town and Hohenzollern Bridge, which can be arranged for a tour. ✅Photo opportunities: There are many good photo opportunities inside and outside Cologne Cathedral. You can take pictures of the exterior of the cathedral, interior details, and photos with the cathedral. ✅Precautions: Respect the religious atmosphere of the cathedral and keep quiet; comply with the visit regulations, do not touch or damage the cultural relics at will; pay attention to the safety of personal belongings. When visiting Cologne Cathedral, you can learn about the relevant history and cultural background in advance, so that you can better appreciate and understand the charm of this building. At the same time, arrange your time reasonably and leave enough time to savor this great cathedral. Hope you have a pleasant trip to Cologne Cathedral!