On the 30 May 2012 at 3 pm in Kwidzyn at the Braterstwa Narodów 52 str. held the ceremonial unveiling of a plaque dedicated to the memory of Maciej Aksler. Maciej Aksler was a prominent Polish test pilot. He died on the 29-th of July 2006 in the crash of the ultralight aircraft Sky Cruiser B during the test flight. He was buried in Warsaw on “Powązki” cemetery.