Hollenfels Castle

Hollenfels (Luxembourgish: Huelmes) is a village in the commune of Helperknapp, in western Luxembourg. As of 2022, the village has a population of 583. Hollenfels is famous for the huge keep of its imposing medieval castle overlooking the valley below.

Marienthal (Luxembourgish: Mariendall) is a village in the commune of Tuntange, in western Luxembourg. As of 2005, the village has a population of 105. It is known for the former monastery Marienthal, of which a few buildings remain.

Ansembourg (Luxembourgish: Aansebuerg, German: Ansemburg) is a village in the commune of Helperknapp, in western Luxembourg. As of 2020, the village had a population of 61. Ansembourg is in part of the Eisch valley known as the Valley of the Seven Castles. The village is the site of two of the seven castles. The New Castle of Ansembourg, located about one kilometre or just over half a mile below the Old Castle, was built by the industrialist Thomas Bidart in 1639 and is now known for its more modern finish and its terraced gardens.

The New Castle of Ansembourg (French: Grand Château d'Ansembourg), in central Luxembourg is one of the castles belonging to the Valley of the Seven Castles. Located about one kilometre or just over half a mile below the Old Castle of Ansembourg, it was built by the industrialist Thomas Bidart in 1639.

Ansembourg Old Castle (Luxembourgish: Buerg Aansebuerg, French: Vieux Château d'Ansembourg, German: Burg Ansemburg), known as the Old Castle of Ansembourg, in central Luxembourg is one of the castles belonging to the Valley of the Seven Castles. Located high above the little village of Ansembourg, the medieval castle is the private residence of the current Count and Countess of Ansembourg.

Keispelt (Luxembourgish: Keespelt) is a small town in the commune of Kehlen, in central Luxembourg. As of 2005, the town has a population of 555.

Dondelange (Luxembourgish: Dondel, German: Dondelingen) is a village in the commune of Kehlen, in south-western Luxembourg. The village has a historic chapel, and a large historic mansion. As of 2001, the village has a population of 143. The surnames Dondlinger, Dondelinger, and Donndelinger are derived from the name of this village.

Bour (Luxembourgish: Bur) is a village in the commune of Tuntange, in western Luxembourg. As of 2001, the town has a population of 64.

Brouch (Luxembourgish: Bruch, German: Bruch) is a small town in the commune of Boevange-sur-Attert, in western Luxembourg. As of 2012, the town has a population of 740 and 280 households.

Grevenknapp (Luxembourgish: Gréiweknapp) is a village in the commune of Boevange-sur-Attert, in western Luxembourg. As of 2005, the village had a population of 179. The altitude of Grevenknapp is about 317 meters.

Meispelt (Luxembourgish: Meespelt or Meester) is a small town in the commune of Kehlen, in western Luxembourg. As of 2023, the town had a population of 341.

Helperknapp is a commune in central Luxembourg, in the canton of Mersch. It was established on 1 January 2018 from the amalgamation of the communes of Boevange-sur-Attert and Tuntange.