Schloss Reinhartshausen – Dry German Riesling Schloss Reinhartshausen is at Eltville, on the north bank of the river Rhine, where the Riesling grape grows in steep stony vineyards with perfect southern exposure. Welcome to the Rheingau region of central Germany, a small area that has punched above its weight for centuries. It (together with the Mosel) has grown Riesling the longest, as records …