The waterway, which runs across ten countries from southern Germany to the Black Sea, is in the grip of an intense dry spell and has revealed a number of relics as a result.

Extreme heat and drought are causing European rivers to recede. A steam tugboat from the early 1900s has emerged from the Sava River. This vessel, known as the Slovenian, sank…

Amid prolonged drought, the river is giving up its ghosts