De Bergsdiepsluis (Bergse Diepsluis) is a lock in the Oester Dam and is a shipping connection between the Oosterschelde (Eastern Scheldt) and the Zoommeer. De locks have a fresh / salt separation system and is builds on te remains of the Drowned city Reimerswal. Tholen, Zeeland, the Netherlands. © 15 aug 2016 Marco van Middelkoop/Aerophoto-Schiphol