Barcelona Aquarium is one of the largest in Europe. This is a wonderful place to relax while walking through an underwater tunnel and spend time with 11 000 marine inhabitants.
The aquarium has 35 large aquariums with 14 ecosystems. It means that all residents of the aquarium feel like they are living in their habitual environment.
The aquarium is open every day, but opening hours may depend on the season. It always opens at 10.00 and closes between 19.30 and 21.00.
The ticket costs 21 euros for adults, 16 euros for children from 5 to 10 years old, and 8 euros for children from 3 to 4 years old.
You may buy the ticket at the cash desk but if you want to skip the line, buy the online ticket. You must not print your ticket, just save it to the phone.