Title: Aargau
Content: Aarau with capital Aarau ; Baden with capital Baden ; Bremgarten with capital Bremgarten ; Brugg with capital Brugg ; Kulm with capital Unterkulm ; Laufenburg with capital Laufenburg ; Lenzburg with capital Lenzburg ; Muri with capital Muri ; Rheinfelden with capital Rheinfelden ; Zofingen with capital Zofingen ; Zurzach with capital Zurzach Aargau is divided into 11 districts: The most recent change in district boundaries occurred in 2010 when Hottwil transferred from Brugg to Laufenburg, following its merger with other municipalities, all of which were in Laufenburg.
Title: Aargau
Content:  Aargau (Kanton Aargau ; in Italian and Romansch Argovia; see also other names), 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. Aargau is one of the most northerly cantons of Switzerland. It is situated by the lower course of the Aare River, which is why the canton is called Aar-gau (meaning "Aare province"). It is one of the most densely populated regions of Switzerland.
Title: Aarau
Content:  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 Zürich, 58 km south of Basel and 65 km 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. The official language of Aarau is (the Swiss variety of Standard) German, but the main spoken language is the local variant of the Alemannic Swiss German dialect.
Title: Aargau
Content:  The capital of the canton is Aarau, which is located on its western border, on the Aare. The canton borders Germany (Baden-Württemberg) to the north, the Rhine forming the border. To the west lie the Swiss cantons of Basel-Landschaft, Solothurn and Bern; the canton of Lucerne lies south, and Zürich and Zug to the east. Its total area is 1404 km2. Besides the Rhine, it contains two large rivers, the Aare and the Reuss. The canton of Aargau is one of the least mountainous Swiss cantons, forming part of a great table-land, to the north of the Alps and the 
Title: Aargau
Content:  There are (as of 2014) 213 municipalities in the canton of Aargau. As with most Swiss cantons there has been a trend since the early 2000s for municipalities to merge, though mergers in Aargau have so far been less radical than in other cantons.
Title: Aarau District
Content:  Aarau District is a district in the Swiss Canton of Aargau with administrative capital Aarau encompasses the agglomeration of Aarau south of the Juras.
Title: Districts of Switzerland
Content: Aarau with capital Aarau ; Baden with capital Baden ; Bremgarten with capital Bremgarten ; Brugg with capital Brugg ; Kulm with capital Unterkulm ; Laufenburg with capital Laufenburg ; Lenzburg with capital Lenzburg ; Muri with capital Muri ; Rheinfelden with capital Rheinfelden ; Zofingen with capital Zofingen ; Zurzach with capital Zurzach Aargau is divided into 11 districts:
Title: Aargauische Kantonalbank
Content:  Aargau Cantonal Bank is a cantonal bank based in Switzerland. Its head office is situated at Aarau, Switzerland. Founded in 1913, Aargau Cantonal Bank in 2021 had 832 employees and 32 offices in Switzerland, total assets were 31 777.48 mln CHF.
Title: Aargau
Content:  I + II and Leibstadt). Additionally, the many rivers supply enough water for numerous hydroelectric power plants throughout the canton. The canton of Aargau is often called "the energy canton". A significant number of people commute into the financial center of the city of Zürich, which is just across the cantonal border. As such the per capita cantonal income (in 2005) is 49,209 CHF. Tourism is significant, particularly for the hot springs at Baden and Schinznach-Bad, the ancient castles, the landscape, and the many old museums in the canton. Hillwalking is another tourist attraction but is of only limited significance.
Title: Municipalities of the canton of Aargau
Content:  These are the 210 municipalities of the canton of Aargau, Switzerland.

Question: What is the capital of Aargau?
Answer: Aarau.
Aarau AG.