International audienceThe museum offer undergoes at present profound transformations. Beyond the traditional structures which do not any more hesitate to use innovative museographies and to slide in the sphere of the leisure activities, it seems to develop a new sector, halfway between museums and amusement parks called museopark. The aim of this article is to analyze an example of this hybrid offer, the City of Arts and Science in Valencia (Spain), fitting very well with the edutainment logic and to understand the structuring elements and the borrowings made in of the amusement parks. After the presentation of theoretical foundations underlying the definition of experiential museums, we expose our case study, by defining the methodology, p...