Abstract. In Europe, formation of the Palaeozoic Variscan orogenic belt, and Mesozoic–Cenozoic Alpine–Carpathian belt led to a widespread inversion events within forelands both domains. We used legacy 2-D seismic data together with newly acquired 3-D that, for first time, precisely imaged sub-Zechstein (i.e. sub-evaporitic) upper successions in NW Poland order develop quantitative, balanced mod...