4 days in Cologne, Aachen & Liege Itinerary

Though Cologne famously contains 12 Romanesque churches, the city's top prize remains its landmark Gothic cathedral.

Kick off your visit on the 14th (Mon): examine the collection at Chocolate Museum, take in the views from Hohenzollern Bridge, then admire the landmark architecture of Kolner Dom, and finally test your problem-solving skills at popular escape rooms. On the 15th (Tue), you'll have a packed day of sightseeing: get in on the family fun at Phantasialand and then explore the world behind art at Museum Ludwig.

To see photos, more things to do, ratings, and more tourist information, refer to the Cologne attractions planner.

Dusseldorf to Cologne is an approximately half hour train ride. You can also take a bus; or drive. Expect a daytime high around 17°C in October, and nighttime lows around 9°C. Wrap up your sightseeing on the 15th (Tue) to allow time to take a train to Aachen.

Aachen, a spa town, was once a prominent royal city where German kings were crowned and Charlemagne built his favorite residence.

On the 16th (Wed), make a trip to Markt, admire the striking features of Aachener Rathaus, test your problem-solving skills at popular escape rooms, indulge in some personalized pampering at some of the best spas, then make a trip to Puppenbrunnen, and finally take in the architecture and atmosphere at Aachen Cathedral (Dom).

For where to stay, ratings, photos, and more tourist information, use the Aachen road trip site .

Traveling by train from Cologne to Aachen takes an hour. Alternatively, you can drive; or take a bus. October in Aachen sees daily highs of 17°C and lows of 10°C at night. Finish up your sightseeing early on the 16th (Wed) so you can catch the train to Liege.

Although decidedly industrial on the outskirts, Liege also boasts impressive architecture.

On the 17th (Thu), walk around Parc de la Boverie, then admire the landmark architecture of Gare de Liege-Guillemins, then appreciate the extensive heritage of Coteaux de la Citadelle, and finally don't miss a visit to Montagne de Bueren.

Use Inspirock's suggestions to plan your Liege trip and find the best activities and attractions for your vacation.

Liege is just a stone's throw from Aachen. In October in Liege, expect temperatures between 18°C during the day and 8°C at night. Wrap up your sightseeing on the 17th (Thu) early enough to drive back home.