Vasco da Gama Aquarium holds 4000 species of marine fauna and flora showcasing different ecosystems around the globe and oceanographic explorations carried out by D. Carlos.
The small aquarium, more than a century old, is easy to go about with small children and still entertaining. Toddlers will love to meet the cute little seals with ears.
Tickets: €5 for adults (13-64), €2.5 for children (4-12), FREE for kids under 3. €13 for a Family ticket.