Birutė [SEP] place of death
. In spite of the circumstances being unclear, one chronicle written by the Teutonic Knights briefly mentioned that Birutė was, for reasons of safety, moved to Brest, Belarus, where she was drowned in fall of 1382 (likely in response to Vytautas escape from Kreva). However, there are no other sources that confirm or refute this claim. Thirty-five years later, a Samogitian delegation to the Council of Constance denied her murder, and another legend claimed that Birutė returned to the shrine where she had served earlier in
Birutė
Birutė (died 1382) was the second wife of Kęstutis, Grand Duke of Lithuania, and mother of Vytautas the Great. There is very little known about Birutė's life, but after her death a strong cult developed among Lithuanians, especially in Samogitia. 
Life.
Life Marriage.
Probably she was born near Palanga to a Samogitian or Curonian magnate family. The story of her marriage to Kęstutis became a romantic legend in Lithuania. Chronicles mention that Birutė was a priestess () and served the Pagan gods