baltic seabed

Researchers are confused by the trace-free disappearance of the 740kg observatory in the Baltic Sea.

In June 2011, Peter Lindberg, an adventurer who earned a living by collecting treasure in the undersea wrecks in Sweden, and colleagues discovered a corpse of a wine tank at a

Divers find the wreck dating back to the 19th century under the Baltic Sea with mysterious ships and cargo ships.