Take a guided tour of the Oceanário de Lisboa to see the underwater world. Learn from an expert about 8,000 sea creatures across 500 species. View the permanent exhibition with a 5-million-liter central saltwater aquarium.

Surrounding habitats include the North Atlantic, Antarctic, Temperate Pacific, and Tropical Indian Ocean. Walk through two levels, terrestrial and underwater, to see various ocean climates. Visit the Forests Underwater by Takashi Amano, the world's largest nature aquarium, and explore the Submerged Universe exhibition.