Record-low water levels along the Danube River have exposed dozens of German military shipwrecks near the Serbian town of Prahovo, where an estimated 200 vessels were deliberately scuttled by retreating Nazi forces in 1944. The dramatic reappearance of the rusting wrecks has become one of the most striking visual reminders of both Europe’s wartime history and the severe drought currently gripping much of the continent. In some areas, vast sandbanks have emerged, cargo shipping has been disrupted, tourism has suffered, and even electricity generation has been affected as river levels continue to fall. In the Danube’s case, the exposed German fleet serves as a reminder that climate-driven changes to rivers are reshaping not only transportation and energy systems but also the archaeological landscape. As Europe continues to experience prolonged periods of extreme heat and drought, historians, engineers, and environmental scientists may find themselves studying more than changing river levels.