A sharp drop in the Danube’s level unexpectedly turned an ordinary riverbank into a place of incredible finds. When the water receded, strange objects began to appear from the cracked silt, which had been underwater for a long time.

The first thing the fishermen noticed was a massive metal cylinder covered with rust. At first it was mistaken for an old container, but soon serial numbers and an unusual mechanical lock were discovered. It became clear: in front of them was no ordinary piece of metal.

Stone slabs with mysterious signs appeared nearby, and nearby a part of an old wooden ship protruded from the ground. Photos of the finds quickly spread across the Internet, giving rise to many theories. Some started talking about ancient treasures, others suggested that the river had discovered the remains of an unknown settlement.

But soon the discovery site was unexpectedly cordoned off.

Police and mine clearance specialists arrived on the shore. People were pushed away from the water, and drone flights over the territory were limited.

The reason turned out to be much more serious.

The metal object turned out to be a military container from World War II. Presumably, it was abandoned during the retreat of German troops in 1944. Because the contents were unknown, opening it without special verification was extremely dangerous.

Other findings also received an explanation. Mysterious symbols on the stone blocks turned out to be medieval stonemasons’ marks associated with a circa 10th-century fortification that once stood near the Danube riverbed.

The old ship also turned out to be a historical artifact. No legendary Roman gold was found inside. Instead, experts found bronze objects and elements of ceremonial weapons preserved by river silt.

However, the most dangerous secret was hiding very close by.

The receding waters exposed the remains of warships that sank during World War II. Due to decades of corrosion, their metal structures were destroyed, and mines, ammunition, and other explosive items could remain inside.

In addition to the threat of explosion, there was an environmental danger: the destruction of old structures and ammunition could lead to water contamination with heavy metals and other toxic substances.

Thus, the usual reduction of river levels turned into a large-scale operation. Archaeological artifacts, military equipment, and dangerous ammunition were nearby, hidden under water for many decades.

And while the Danube continues to shallow, the main question remains: how many more secrets can it reveal when the waters finally recede?