The following article describes the basic facts about the Baltic Sea Anomaly. It serves as an overview and is intended to provide an introduction to the topic without supporting far-fetched speculation. If sources for claims are not available or require deeper investigation, this is indicated in the article.
The Discovery Of The Anomaly
During a routine treasure hunt in 2011, the Ocean-X team, which uses sonar to find sunken shipwrecks, scanned an anomaly on the seabed of the Baltic Sea.