Wismar: looking for treasures in the Hanseatic city

We accompany a family that discovers the Hanséatica city of Wismar in a very modern way: practicing geocaching. It is about the contemporary variant of the classic hidden treasure game: they explore the place with the help of a GPS. The goal is to solve an enigma. With the help of GPS one is making stops and discovering in a fun way the monuments of this city of the Baltic Sea.