Principality of Waldeck and Pyrmont

Bad Arolsen (German: [baːt ˈʔaːʁɔlzn̩] , until 1997 Arolsen, Bad being the German name for Spa) is a small town in northern Hesse, Germany, in Waldeck-Frankenberg district. From 1655 until 1918 it served as the residence town of the Princes of Waldeck-Pyrmont and then until 1929 as the capital of the Waldeck Free State. The International Tracing Service has its headquarters in Bad Arolsen.

Thiele is a small river of Hesse, Germany. It flows into the Aar near Bad Arolsen.

Magic Circle Festival is an annual heavy metal festival organized by Magic Circle Music and founded by Joey DeMaio of the band Manowar. The festival was first held on 6 and 7 July 2007 in Bad Arolsen, Germany. The success of the 2007 festival, headlined by Manowar and attended by 25,000 people, led to an expanded festival in 2008, held over four days from 9 to 12 July. The lineup for the 2008 festival comprised a number of international acts, including Alice Cooper, Whitesnake, W.A.S.P. and Def Leppard. However, organisational and contractual difficulties led to the cancellation of Whitesnake and Def Leppard. In 2009, the festival was scaled back to two days and held in Lorelei on 18 and 19 July. The fourth Magic Circle Festival took place in Metalcamp in Slovenia at 11 July 2010, and on 25 July 2014 the fifth and currently latest Magic Circle Festival was held in Helsinki.

Arolsen Castle (German: Residenzschloss Arolsen) is a baroque-style schloss in Bad Arolsen, Hesse, Germany. The castle is now a museum, and is still inhabited by Wittekind, Prince of Waldeck and Pyrmont and his family. As a result, it continues to serve as a residence of the former ruling family of the Principality of Waldeck and Pyrmont. It was the birthplace of Princess Emma of Waldeck and Pyrmont, who became the Queen consort of the Netherlands during the late 19th century.

Hofbrauhaus Arolsen or Royal Brewery Arolsen is the oldest brewery in the Hesse federal state, located in Bad Arolsen town, Germany. Recent company name is "Hofbrauhaus Heinrich Brüne GmbH & Co. KG" and from 1910 is run by 4th generation of the Brüne family. Beer was originally produced for the "Aroldessen" (old name for Arolsen) monastery and then for the court of the Count of Waldeck before city of Arolsen was founded.

Mengeringhausen is a village and a municipal district of Bad Arolsen in Waldeck-Frankenberg, in Hesse, Germany. Its population is estimated to be 3,800 people. It was first mentioned as the town 'Stadt Mengeringhausen' in 1234. The town was in possession of sovereign principality Waldeck (later Waldeck and Pyrmont). In 1974, Mengeringhausen was incorporated to the city Bad Arolsen.

The Twistesee is a reservoir on the Twiste in the county of Waldeck-Frankenberg in North Hesse, Germany.

Twistetal is a municipality in Waldeck-Frankenberg in northwest Hesse, Germany, southwest of Bad Arolsen.

The Watter is a 21.9-kilometre-long (13.6 mi) tributary of the Twiste river of Hesse, Germany. It flows into the Twiste near Volkmarsen.

Volkmarsen [ˈfɔlkˌmaʁzn̩] is a small town in Waldeck-Frankenberg district in northern Hesse, Germany. It is home to 6840 residents.

Kleppe is a river of North Rhine-Westphalia and of Hesse, Germany. It flows into the Orpe in Marsberg-Canstein.

On 24 February 2020, a man rammed his car against a crowd at a carnival parade in Volkmarsen, Hesse, Germany, injuring 88 people. In total, 150 people were considered "negatively affected or traumatized by the incident", and it was later described to the courts as a "miracle" that no one had been killed. The attack came only days after a terrorist attack in Hanau. The perpetrator, 29-year-old Maurice Pahler, was found to have filmed and extensively planned the attack. In 2021, Pahler was sentenced to life in prison for attempted murder with a particular severity of guilt, meaning that he would not be automatically eligible for parole. He refused to give any motive or reasoning for the crime.