Pfäffikersee is a lake

Lake

A lake is a body of relatively still fresh or salt water of considerable size, localized in a basin, that is surrounded by land. Lakes are inland and not part of the ocean and therefore are distinct from lagoons, and are larger and deeper than ponds. Lakes can be contrasted with rivers or streams,...

 in the canton of Zurich

Canton of Zürich

The Canton of Zurich has a population of . The canton is located in the northeast of Switzerland and the city of Zurich is its capital. The official language is German, but people speak the local Swiss German dialect called Züritüütsch...

, Switzerland, near the town of Pfäffikon

Pfäffikon, Zurich

Pfäffikon is a municipality in the canton of Zurich in Switzerland. It is the seat of the district of the same name. It is not to be confused with Pfäffikon SZ on Lake Zurich but in the canton of Schwyz.-History:...

. It is 2.5 km long and 1.3 km wide at the middle. The lake was created in the last ice age when a moraine

Moraine

A moraine is any glacially formed accumulation of unconsolidated glacial debris which can occur in currently glaciated and formerly glaciated regions, such as those areas acted upon by a past glacial maximum. This debris may have been plucked off a valley floor as a glacier advanced or it may have...

 blocked off the ability for the lake to empty north towards Winterthur

Winterthur

Winterthur is a city in the canton of Zurich in northern Switzerland. It has the country's sixth largest population with an estimate of more than 100,000 people. In the local dialect and by its inhabitants, it is usually abbreviated to Winti...

. There is also a hiking trail around the lake that people often bike and walk on, and the area is considered protected lands. In Roman era, along Pfäffikersee there was a Roman road

Roman road

The Roman roads were a vital part of the development of the Roman state, from about 500 BC through the expansion during the Roman Republic and the Roman Empire. Roman roads enabled the Romans to move armies and trade goods and to communicate. The Roman road system spanned more than 400,000 km...

 from the vicus Centum Prata (Kempraten

Kempraten

Kempraten-Lenggis is a village within the municipality of Rapperswil-Jona, Wahlkreis of See-Gaster in the canton of St. Gallen in Switzerland. It is one of the most important archeological sites in the canton of St...

) on Lake Zürich

Lake Zurich

Lake Zurich is a lake in Switzerland, extending southeast of the city of Zurich. It is also known as Lake Zürich and Lake of Zürich. It lies approximately at co-ordinates ....

 via Vitudurum (Oberwinterthur

Winterthur

Winterthur is a city in the canton of Zurich in northern Switzerland. It has the country's sixth largest population with an estimate of more than 100,000 people. In the local dialect and by its inhabitants, it is usually abbreviated to Winti...

) to Tasgetium (Eschenz

Eschenz

Eschenz is a municipality in Frauenfeld District in the canton of Thurgau in Switzerland.-History:The prehistoric shore village on Werd Island and in the Seeäckern area are rich archeological sites that have contributed substantially to our understanding of the history of settlements in the...

) to the Rhine. To secure this important transport route, the Irgenhausen Castrum

Irgenhausen Castrum

Irgenhausen Castrum is a Roman fort in Irgenhausen, Switzerland. It was a square fort, measuring in square, with four corner towers and three additional towers...

 was built.

External links

• Waterlevels of Pfäffikersee at Pfäffikon
  Pfäffikon, Zurich
  Pfäffikon is a municipality in the canton of Zurich in Switzerland. It is the seat of the district of the same name. It is not to be confused with Pfäffikon SZ on Lake Zurich but in the canton of Schwyz.-History:...