Wikipedia
Fürstenberg-Heiligenberg
Fürstenberg-Heiligenberg was a County of southern Baden-Württemberg, Germany, located in the historical territory of Heiligenberg. It was created as a partition of Fürstenberg-Baar in 1559, and suffered one partition: between itself and Fürstenberg-Donaueichingen in 1617. Fürstenberg-Heiligenberg was raised to a Principality in 1664, it inherited Fürstenberg-Donaueichingen in 1698, and was inherited by the Counts of Fürstenberg-Fürstenberg in 1716 following the extinction of its branch.