This tower is one of three identical towers in Poland. It is 35m high. The walls has about 100cm - tower construction is very proof, in case of allies air rides. Today the tower is only a monument of the war time. The rails around it until today are using for train transport. Near this place, 15 years ago was a biggest rail container station in Europe and it exist until today.
Cache is a small viagra-container. You can find it about 2m above ground.