(A) Map of Europe indicating location of Crveni Potok (red star) and of other studies referenced in text; Lindow Bog (LB) (21), Penido Vello (PVO) (85), Etang de la Gruyere (EGR) (25), Kohlhütte Moor (KM) (88), and three Swedish bog records (26). Also presented are locations of major metallogenic mining regions exploited before 1,800 CE (85) and the Banatitic Magmatic and Metallogenic Belt (highlighted in brown). (B) Serbia and surrounding countries, indicating the location of Crveni Potok with respect to the locations of mining and metal production sites as mentioned in text.