It has the feature of being the first aquarium in the world to be built in the tunnel. There are more than 5 thousand sea creatures in the aquarium, which was opened in 2022. Trabzon Aquarium, which is a 300-meter travel route, has 61 different thematic aquariums and a 22-meter tunnel aquarium. The aquartum has a total water volume of more than 1 million liters.

In the Trabzon Tunnel Aquarium, there are many kinds of creatures from sharks, piranhaya, snakes to crocodiles.