What is "schwarzwassertal"

Schwarzwassertal is German for "black water valley" and may refer to the following valleys in Central Europe:

• the valley of the Black Pockau in the Ore Mountains
• the Schwarzwassertal in Tyrol, a side valley of the Lech valley
• the Schwarzwassertal in Vorarlberg, a side valley of the Kleinwalsertal

and the valley of various rivers called the Schwarzwasser.