Villingen-Schwenningen is a city in the Schwarzwald-Baar-Kreis district, in Baden-Württemberg, Germany. It is situated on the High Rhine, on the border with Switzerland, about 20 km south of Freiburg im Breisgau and 50 km north of Lake Constance.
The city has 80,000 inhabitants and is the largest city in the Schwarzwald-Baar-Kreis. It is known for its medieval old town, its extensive forests, and its mild climate.
The city was founded by the Celts in the late 4th century BC. It was conquered by the Romans in the 1st century BC. The city was the capital of the Alemanni, a Germanic tribe, in the 5th century AD. Villingen-Schwenningen was first mentioned in a document in 858. In 1219, the city was given to the