"Historium VR City" - Google Cardboard is a virtual reality viewer that works with your smartphone. In order to make it work, you need to put your smartphone inside the cardboard as shown in the pictures below.
There are two possible ways for you to acquire a cardboard viewer at Historium:
Once acquired, fold your cardboard viewer, put in your smartphone and simply look inside to discover Bruges of the 15th century.
Now that you are the proud owner of a cardboard viewer, the experience doesn't stop with the "Historium VR City" app! You can explore a variety of apps and VR content that are all compatible with the cardboard viewer. The "Historium VR City" app is only one of many free VR experiences available.