How many aquariums in the world?

It is estimated that there are over 10,000 aquariums worldwide, ranging from small local facilities to large, renowned institutions like the Georgia Aquarium and the Monterey Bay Aquarium. These aquariums serve various purposes, including education, conservation, and research, and are home to a wide variety of marine and freshwater species. The exact number can fluctuate as new aquariums open and others close.