While there aren’t any large amusement parks directly in Cascais, there are some fun options nearby. One popular choice is Zoomarine, located about 30-40 minutes away in Albufeira. It features water slides, animal shows, and an aquarium.
Another option is Lisbon’s Parque das Nações, which has attractions like the Oceanário de Lisboa (one of the largest aquariums in Europe) and a variety of entertainment options.
If you’re looking for smaller amusement parks or fun activities, you might also consider KidZania in Lisbon, which is an interactive city made for children aged 4 to 14, where they can explore different professions in a fun environment.