Karlskirche, Kassel
Kassel, Germany
The Karlskirche in Kassel (also Oberneustädter Kirche) is a Protestant church built by Paul du Ry in 1710 for the local Huguenot community. The church was the location of a hundred-day sound installation by John Cage in 1987.
Church data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).