- Lake Constance, also known as the Bodensee, lies on the borders of three countries, Germany, Austria and Switzerland.
- The lake is divided into two parts, the Upper Lake (Obersee) and the Lower Lake (Untersee).
Rhine
- The Rhine enters southeastern Lake Constance, the Obersee, at Bregenz in Austria.
- And it exits the Untersee, in the West, and continues to the Rhine Falls.
Battle of Lake Constance (15 BCE)
- During the conquest of Raetia, Tiberius conducted the Battle of Lake Constance, where his fleet of galleys defeated the fleet of the Vindelici.
Zeppelin Airship Tours
- Zeppelin Airships tour Lake Constance from their base at Friedrichshaven.

Zeppelin Tour, Friedrichshaven, Lake Constance
Zeppelin Airship over Lake Constance

