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.
Lenzburg is a town in the central region of the Swiss canton Aargau and is the capital of the Lenzburg District. The town, founded in the Middle Ages, lies in the Seetal valley, about 3 kilometres south of the Aare river. Lenzburg and the neighbouring municipalities of Niederlenz and Staufen have grown together in an agglomeration.
Lenzburg Castle is a castle located above the old part of the town of Lenzburg in the Canton of Aargau, Switzerland. It ranks among the oldest and most important of Switzerland. The castle stands on the almost circular castle hill, which rises approximately 100 m (330 ft) over the surrounding plain but is only about 250 m (820 ft) in diameter. The oldest parts of the castle date to the 11th century, when the Counts of Lenzburg built it as their seat. The castle, its historical museum and the castle hill with its Neolithic burial grounds are listed as heritage sites of national significance.
Auenstein is a municipality in the district of Brugg in the canton of Aargau in Switzerland.
Brunegg is a municipality in the district of Lenzburg in the canton of Aargau in Switzerland.
Holderbank is a municipality in the district of Lenzburg in the canton of Aargau in Switzerland.
The Kyburg family was a noble family of grafen (counts) in the Duchy of Swabia, a cadet line of the counts of Dillingen, who in the late 12th and early 13th centuries ruled the County of Kyburg, corresponding to much of what is now Northeastern Switzerland.
Kasteln Castle is a castle in the municipality of Oberflachs in Canton Aargau, Switzerland. It is located west of the village on a rocky outcrop, surrounded by vineyards and woods. Today, it serves as a boarding school for students with behavioral problems. The immediately adjacent castle Ruchenstein was demolished in 1643, when the small fort was rebuilt into a Schloss Kasteln.
Schenkenberg Castle is a castle ruin above the municipality of Thalheim in the canton of Aargau in Switzerland. It was built in the 13th Century by the Habsburg dynasty, was the administrative seat for 260 years of a bailiwick of the city of Bern and fell into ruin in the 18th century.
Aarburg Castle is a castle in the municipality of Aarburg in the canton of Aargau in Switzerland. It is located high above the town Aarburg on a steep, rocky hillside. The castle was built around a medieval castle, which controlled the narrow point on the Aare river and served as the seat of Aarburg Vogt. It is classified as a Swiss heritage site of national significance. Today it houses the Kantonale Jugendheim, for holding and rehabilitating juvenile offenders.
Stein Castle is a castle ruin above the municipality of Baden in the canton of Aargau in Switzerland. It is a Swiss heritage site of national significance.
Spiez Castle is a castle in the municipality of Spiez of the Swiss canton of Bern. It is a Swiss heritage site of national significance.
The Counts of Lenzburg were a comital family in the Duchy of Swabia in the 11th and 12th centuries, controlling substantial portions of the pagi of Aargau and Zürichgau.
The Aabach is a small river that runs through the Swiss cantons of Lucerne and Aargau, in the Aare catchment area. It flows from south to north through the valley called Seetal and ends in the Aare.
Böttstein Castle is a castle in the municipality of Böttstein in the canton of Aargau in Switzerland.
Trostburg Castle is a small castle in the municipality of Teufenthal in the canton of Aargau in Switzerland.
Auenstein Castle is a castle in the municipality of Auenstein in the Swiss canton of Aargau.
Biberstein Castle is a castle in the municipality of Biberstein in the Swiss canton of Aargau.
Muri Castle is a castle in the municipality of Muri in the canton of Bern in Switzerland.
Wildegg Castle is a small castle in the municipality of Möriken-Wildegg in the canton of Aargau in Switzerland.
