The Battle of Cedynia occurred on 24 June 972 in Cedynia. It was the first historically recorded battle in the history of Poland. Polish duke Mieszko I and his brother Czcibor defeated Hodon , the German Margrave of Brandenburg. This battle secured the western border of Polish territory. This monument was built in june 1972.
http://en.wikipedia.org/wiki/Battle_of_Cedynia
http://www.worldwardiary.com/history/Timeline_of_Polish_history
The small film-container is placed close to the memorial. To find it, you have to solve a simple task. Count the number of all steps up to the memorial. Here, at the memorial, the projection starts:
number of steps * 1,5 = ........... . angle [degrees]
number of steps / 7 = ........... . distance [meters]
Please avoid to write hints about the cache-location into the log.