“You’re going to Frankfurt,” the friends cry in excited tones,” Well, you simply have to visit the Odenwald Geo-Nature Park.” The additional prompt to visit is fostered by the fact that this park, sprawling across an area of 3,800 square kilometres, spread selectively over three German states, Hesse, Baden Wurttemberg, and Bavaria, has being lauded for its rich geological heritage. In 2015 it was declared a “UNESCO Global Geopark”. On this visit to Frankfurt, I bypass the siren call of the city with its museums, galleries and
