Intercity buses serve Cologne, Düsseldorf and cities large and small from within Germany and abroad. Flixbus and Eurolines are the main companies. Check services and timetables at www.busradar.com.
The region's big cities are all linked by fast ICE (InterCity Express) and IC (InterCity) trains to other destinations in Germany and adjoining countries. From Cologne, Thalys and ICE trains head to Brussels (where you can connect to the Eurostar for London) and Paris. The private Flixtrain also traverses the region en route from Cologne to Hamburg.