Aargau

Aargau ( , ), more formally the Canton of Aargau (; ; ; ), is one of the 26 cantons forming the Swiss Confederation. It is composed of eleven districts and its capital is Aarau.

Aarau (, ) is a town, a municipality, and the capital of the northern Swiss canton of Aargau. The town is also the capital of the district of Aarau. It is German-speaking and predominantly Protestant. Aarau is situated on the Swiss plateau, in the valley of the Aare, on the river's right bank, and at the southern foot of the Jura Mountains, and is west of Zurich, south of Basel and northeast of Bern. The municipality borders directly on the canton of Solothurn to the west. It is the largest town in Aargau. At the beginning of 2010 Rohr became a district of Aarau.

Swiss one-day road cycling race

the flag of the Swiss canton of Aargau

human settlement

canton of the Helvetic Republic

condominium of the Old Swiss Confederacy

historical region

canton of the Helvetic Republic

cycling competition

museum in Full-Reuenthal (Switzerland)

thumb|240px|Alamannian Unteraargau in the 10th century The Unteraargau is the lower watershed of the Aar River in the Swiss canton of Aargau.

church

research center with branches in Switzerland, Germany, Austria, France and Europe (Bruxelles).