stadtbad wedding is a good example to function change of buildings.
1907 made swimming complex has changed its function in 2009 and since then it's a gallery, event and party venue.
the main pool is now used as a gallery space. this picture is from the time when it was hosting a light installation ↓
the small pool is now a concert area and the basement is an underground club ↓
the bathrooms are used as art exhibition spaces while the rooms and the corridors are used as artist working areas ↓