Pyritsee
Pyritsee is a small, artificial lake located in the Waldkirch district of Germany. The lake was created in the late 19th century as part of the exploitation of pyrite deposits in the region. Pyrite, also known as "fool's gold," was mined extensively in the area for its sulfur content, which was used in the production of sulfuric acid.
The construction of Pyritsee was primarily for industrial purposes, serving as a reservoir for water needed
The lake is surrounded by walking paths and green spaces, making it a favored destination for locals