#1 Cologne Walking Tours Discover Cologne's hidden treasures – take a walking tour of the city! 4.8 (18 reviews)
#2 Cologne City Tours Discover the vibrant city of Cologne through a variety of guided sightseeing experiences 4.7 (3 reviews)
#3 Cologne Self-Guided Tours Explore Cologne at your own pace: discover the city like a local! 3 (3 reviews)