The Ihme is a 16 km long 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 Saxony

Lower Saxony

Lower Saxony is a German state situated in north-western Germany and is second in area and fourth in population among the sixteen states of Germany...

. It gives its name to the locality Ihme Roloven and is a left tributary of the Leine

Leine

The Leine is a river in Thuringia and Lower Saxony, Germany. It is a left tributary of the Aller river and 281 km in length.The river's source is located close to the town of Leinefelde in Thuringia...

. Its source is in the village Evestorf

Wennigsen

Wennigsen is a municipality in the district of Hanover, in Lower Saxony, Germany. It is situated near the Deister hills, approx. 15 km southwest of Hanover.-Geography:...

. After about 6 kilometers, the Ihme reaches the city of Hanover

Hanover

Hanover or Hannover, on the river Leine, is the capital of the federal state of Lower Saxony , Germany and was once by personal union the family seat of the Hanoverian Kings of Great Britain, under their title as the dukes of Brunswick-Lüneburg...

, where it flows into the Leine. In order to protect the city center of Hanover from flooding, much of the water of the Leine is rerouted by a ditch into the Ihme. A bridge over the Ihme is named in memory of Benno Ohnesorg

Benno Ohnesorg

Benno Ohnesorg was a German university student killed by a policeman during a demonstration in West Berlin.- Death :On June 2, 1967, Ohnesorg participated in a protest held near the Deutsche Oper, aimed against the state visit of the Shah of Iran, Mohammad Reza Pahlavi, who was attending a...

.