Illa Fantasia is a water park for everyone and anyone who loves jumping down slides, getting wet and having more of an adventure than in the typical swimming pool during the heat of the summer. One such a place is Isla Fantasia, a popular, well established resort located in Vilassar de Dalt. The formula is simple: water attractions, many amenities and an area for events. The most important factors in this kind of venue are the water and its attractions. At Isla Fantasia there is certainly plenty of water, and quite a few attractions too!.