There are perhaps tens of thousands of salvage items at the bottom of the Baltic Sea. Treasure hunters frequent the area and recover many things.

Peter Lindberg, a commercial diver who trawls for treasure in the Baltic, has mapped a sonar image that he intends to excavate in the Spring. The object is circular, with a diameter of 195 feet.

While the type of sonar image that Lindberg recorded does occasionally give a false read, there is definitely something down there. And, from the looks of those sonar images, it is something from a long time ago… in a galaxy far, far away…