A note informs about an accidental encounter during sewage works with fragments of the walls of the Lower Castle in Vilnius in 1928. The castle was built during the reign of Alexander Jagiellon or Sigismund I the Old. Demolished by the Tsarist authorities in 1799-1803, it was rebuilt in 2002-2009. The information was published in the journal "Sztuki Piękne",1927/1928, no. 6, p. 237 (public domain, reprinted after the Library of the University of Silesia, Katowice).