Riesling grapes are pictured during harvest at the Weingarten vineyard at Berlin's district Kreuzberg Friedrichshain, Germany, September 11, 2019. Since 1968, the local department of the Environment and Nature of Berlin's district Kreuzberg plant over decades about 300 Riesling and Pinot Noir grapevines, which now produce each year a stable vintage of about 400 kilograms. REUTERS/Fabrizio Bensch