Bus Karlsruhe – Nizhny Novgorod

Stuttgart – Karlsruhe – Mannheim – Darmstadt – Frankfurt M – Giessen – Kassel – Goettingen – Braunschweig – Magdeburg – Berlin – Warszawa – Bialystok – Kaunas – Riga – St. Peterburg – Nizhny Novgorod – Cheboksary – Kazan