Thirty Years War Mass Grave Being Studied: Der Spiegel
Below is a link to an article in English-language Der Spiegel. Article is called "Mass Grave Begins Revealing Soldiers' Secrets - Clues to the Thirty Years War". The Archaeological site is in Lützen. Germany. King Gustavus II Adolf was killed in the battle here. 24 pictures. Warning: There are very graphic pictures.