Travelers are voting Lisbon Oceanarium as the best aquarium in Lisbon. There is 1 aquarium in Porto a city just 314 km from Lisbon. The most popular of these is Sea Life Porto in Porto. You can find 2 Aquarium in the country of Portugal and Lisbon Oceanarium is our members favorite Aquarium in all of Portugal. Want more? Check out our map of aquariums in Lisbon.