Ybbs (ˈɪps) is a river

River

A river is a natural watercourse, usually freshwater, flowing towards an ocean, a lake, a sea, or another river. In a few cases, a river simply flows into the ground or dries up completely before reaching another body of water. Small rivers may also be called by several other names, including...

 in Lower Austria

Lower Austria

Lower Austria is the northeasternmost state of the nine states in Austria. The capital of Lower Austria since 1986 is Sankt Pölten, the most recently designated capital town in Austria. The capital of Lower Austria had formerly been Vienna, even though Vienna is not officially part of Lower Austria...

, and in Austria also the common short form to designate the little town Ybbs an der Donau

Ybbs an der Donau

Ybbs an der Donau is a city in Austria. It was established in 1317. Throughout the town, from the intersection of the important trade routes and along the Danube the town has preserved a site that already had great economic importance during the Middle Ages...

.

Its source is located on the Zellerrain Pass

Zellerrain Pass

Zellerrain Pass is a high mountain pass in the Austrian Alps, located in the Bundesland of Styria between Gschnaidt and Stiwoll.The pass road has a very steep grade of up to 22 percent.The river Ybbs has its source at the pass.-See also:...

 near Mariazell

Mariazell

Mariazell is a small city in Austria, in Styria, well known for winter sports, 143 km N. of Graz. It is picturesquely situated in the valley of the Salza, amid the north Styrian Alps....

. The river is called the Weiße Ois in the beginning, then onwards from the border between Lower Austria

Lower Austria

Lower Austria is the northeasternmost state of the nine states in Austria. The capital of Lower Austria since 1986 is Sankt Pölten, the most recently designated capital town in Austria. The capital of Lower Austria had formerly been Vienna, even though Vienna is not officially part of Lower Austria...

 and Styria to Lunz am See

Lunz am See

Lunz am See is a municipality in the district of Scheibbs, Lower Austria, Austria.Since May 2007 Lunz am See is the home of the "Wasser Cluster Lunz"....

 it is called the Ois, and from there until it meets the Danube at Ybbs an der Donau, it is called the Ybbs.

The Ybbs has a strong, meandering course and flows for around 130 km (80.8 mi) from the South in a northward direction. Along the river there are many metal and lumber industry plants.

The most important towns on the Ybbs are Lunz am See

Lunz am See

Lunz am See is a municipality in the district of Scheibbs, Lower Austria, Austria.Since May 2007 Lunz am See is the home of the "Wasser Cluster Lunz"....

, Göstling an der Ybbs

Göstling an der Ybbs

Göstling an der Ybbs is a municipality in the district of Scheibbs in Lower Austria, Austria....

, Hollenstein an der Ybbs

Hollenstein an der Ybbs

Hollenstein an der Ybbs is a town in the district of Amstetten in Lower Austria in Austria.- Literature :Willibald Bissenberger et al.: Hollenstein an der Ybbs. Ein Dorf im Wandel von etwas mehr als hundert Jahren..., Waidhofen an der Ybbs 2003, ISBN 3-200-00050-3.- External links :*...

, Opponitz

Opponitz

Opponitz is a town in the district of Amstetten in Lower Austria in Austria....

, Ybbsitz

Ybbsitz

Ybbsitz is a town in the district of Amstetten in Lower Austria in Austria....

, Waidhofen an der Ybbs

Waidhofen an der Ybbs

Waidhofen an der Ybbs is an independent city in the Austrian state of Lower Austria. The city had a population of 11,662 as of the 2001 census...

, Amstetten, and Ybbs an der Donau.