New guiding concept: walking buses

Walking what? Yip, that is what we thought too ;-) What is behind the system of the walking buses, so? These are nice and hard working people who are guiding the participants of the Agora to the gyms after the party, for example. These walking buses going regularly during the night, being staffed with a sign stating the number of the gym. And still we often hear of people who still get lost and enjoy a lovely night walk through Aachen. We heard even rumors or people who failed to find the way and after giving up, they took a taxi and slept the night in the hotel......