In addition to the architecture of the building itself, HeadquARTers houses the exhibitions "3500 Years of Textile Art" and "Rascals and Rebels".
In Kallo a tour of the Burcht Singelberg is offered. At this location are, among other things, offices and warehouses of Katoen Natie located. The design of the business center was conceived as a fortified castle. Here architecture, landscape and art go hand in hand.