[custom_adv]
An aquarium or exhibit tunnel is an underwater structure that passes through an aquarium, typically with sharks and related aquatic life. They are usually made of thick acrylic material.
Check Also
Tribute to Ali Nasirian on the 60th anniversary of Sanglaj Theater
Ali Nasirian (born 5 Bahman 1313 / January 25, 1935) is one of the most …