Aabach (Greifensee)

The Aabach (also Aa, or Ustermer Aa for disambiguation with the Mönchaltorfer Aa) is a minor river in the canton of Zürich, Switzerland. At a length of 11.2 kilometres (7.0 mi), it flows from Pfäffikersee to the Greifensee. Its valley is known as Aatal ("Aa Valley"), eponymous of the settlement Aathal.

Aabach (Greifensee)

The Aabach (also Aa, or Ustermer Aa for disambiguation with the Mönchaltorfer Aa) is a minor river in the canton of Zürich, Switzerland. At a length of 11.2 kilometres (7.0 mi), it flows from Pfäffikersee to the Greifensee. Its valley is known as Aatal ("Aa Valley"), eponymous of the settlement Aathal.