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Aachen: Self-Guided City Walking Tour with Audio Guide

City Tour Aachen in a double-decker bus

City Tour Cologne in a double-decker bus

Cologne - Old Town Private Walking Tour

Cologne Rhine River 1-Hour Sightseeing Cruise

Cologne Self Guided Walking Tour Discovering the Horrors of WWII

Cologne skyline tour with audio guide 90 minutes

Cologne: Walking Tour with Audio Guide on App

Colonia Tour: Explore Cologne by Segway with brewery beer tasting

e-Scavenger hunt Aachen: Explore the city at your own pace

e-Scavenger hunt Cologne: Explore the city at your own pace

Panoramic trip on the Rhine 60 minutes

Roman Cologne: A Self-Guided Audio Tour