It is the Museum of Illusions where all kinds of illusions exist, most of which you have never seen before. The museum aims to show almost all principles of illusion. Long computer screens are not necessary. Examples come from optics as well as from psychology. It is a good place for children under the age of 8. years, but certainly also interesting for teenagers and adults alike, it's a really nice place, and makes you doubt your senses and discover the wonders of illusion, how the mind can be tricked by the eye, or other senses.