There are many types of coral reefs.
But one type is especially beautiful and unique, and is often the focus of aquarium enthusiasts.
It is known as a swimming pool.
In the past, aquarium owners have tended to design their aquariums around the types of reefs they wanted, but these days, there are many more options.
The new article from Next Big Futures highlights several different reef designs, including swimming pools.
Some of the more unique swimming pools will include: Coral reefs with open spaces, such as those found in tropical and subtropical regions.