- Aargau - The canton of Aargau is located in the north of Switzerland, on the Swiss plateau, on the eastern foothills of the Jura. It is bordered by Germany to the north and by the cantons of Zug and Zurich to the east, Lucerne to the south and Basel-Landschaft, Solothurn and Bern to the west. At 1,404 km2, Aargau is the 10th largest canton in the Confederation. Aargau is one of the least mountainous Swiss cantons, located on a hilly territory by many hills north of the Swiss Alps and east of the Jura. The landscape alternates wooded hills with fertile valleys traversed by the Aare and its tributaries. Aargau is a major crossroads between the other cantons of Switzerland, crossed by highways from east to west and from north to south. The population density (around 450 inhab./km2) is one of the highest in Switzerland. The capital of the canton is Aargau.