Gränichen is a municipality in the district of Aarau of the canton of Aargau in Switzerland. Geography The river Wyna flows north at first and heads northwest thereafter. The valley has an average width of about . On both sides of the valley there are steep hills with tributary valleys and small high plateaus. The landscape is not dissimilar to that of the Tafeljura, even though - geographically and geologically speaking - Gränichen lies in the Midland of Switzerland. The hills on the left side of the valley are (from north to south): Manzenberg ( ), Wällenen (559 m), Moosberg (550 m), Heidberg () and Pfendel (). These are foothills of the Schornig (), which marks the transition to the valley of the river Suhre. The hills on the right side of the valley are called Fuden (), Räckholderen (), Breitenberg () and Surberg (). In front of the Breitenberg is the Schulthess () which has almost the shape of an ellipsis. The Dossen () und the high plateau of the Liebegg are foothills of the Surberg. Near the southern border, at an average distance of two kilometers, there are three hamlets, which also belong to the municipality of Gränichen: Rütihof () on Moorbergs, Bleien () and Refental () between Breitenberg, Dossen and Surberg. Gränichen has an area, , of . Of this area, 30.1% is used for agricultural purposes, while 56.7% is forested. Of the rest of the land, 13.1% is settled (buildings or roads) and the remainder (0.1%) is non-productive (rivers or lakes). The highest point is at above main sea level on the 'Pfendel', the lowest point is at where the river wyna leaves the village. The seven neighbouring villages are Suhr in the nordwest, Hunzenschwil in the north, Schafisheim in the northeast, Seon in the east, Teufenthal in the south, Unterkulm in the south, Muhen in the southwest and Hirschthal in the west. History History's first mention of Gränichen was around 1184 under the name of Cranechon. However, archaeological discoveries dating from the Neolithic, as well as the remains of a Celtic castle, show that the area around Gränichen has been settled for quite some time. In the 12th century Gränichen belonged to the monastery of Engelberg and later came under the reign of the Habsburgs, who passed the government of the village to the Lords of the Castle of Liebegg. After 1415, Gränichen belonged to