Hirschhorn is a small town in the Bergstraße district of Hesse, Germany, and is known as "The Pearl of the Neckar valley”. Hirschhorn is a cli…Hirschhorn is a small town in the Bergstraße district of Hesse, Germany, and is known as "The Pearl of the Neckar valley”. Hirschhorn is a climatic health resort situated in the Geo-Naturpark Bergstraße-Odenwald.