The drive from Rotterdam to Sofia is 2.170 km. That provides the passengers of the vehicle with a lot of time to observe end document the changing topology and its texture.
Roads are the vascular system in a borderless Europe and their symptoms are a tangible reminder of the invisible borders. Their deceases, metabolism and pressure were examined with an inkpen and paper. The following images are a cardiogram documenting the Road from Germany to Bulgaria.

* Published in the second edition of DE ONDERGROND