Bodensee S-Bahn

Bodensee S-Bahn is an international marketing effort grouping various regional rail services (S-Bahn, R, RB, RE, RE/REX) around Lake Constance (German: Bodensee) in Austria, Germany and Switzerland. Cross-border rail and bus services along with Lake Constance ferries (Friedrichshafen–Romanshorn, Konstanz–Meersburg) can be used with the .