Cologne City Tour Experience cathedral city on the Rhine
Cologne Food and Kolsch Tasting Walking Tour
Cologne: Private Half-Day Trip Drachenburg Castle and Linz
Entertaining Brewery Tour: Feel Good Package including local beer
Small-Group Bike Tour of Cologne with Guide
Bonn : Private Walking Tour With A Guide ( Private Tour )
Explore Bonn's City Highlights with a Local
Beethoven’s Birthplace Self Guided Tour through Bonn’s Old Town
Bonn Scavenger Hunt and Sights Self-Guided Tour
Escape The City Monschau City Walk With Puzzles
Wine Tour and Cruise Trier Private Tour
Best Intro to Trier in 2 hours with a Local
Trier: City Walk with Audio Guide in 7 Languages on your Phone
Explore Trier a Beautiful City Walk with Audio and GPS Guide
Trier Interactive City Tour