Poland has opened what is considered to be the deepest pool in the world with 45,5 deep ideal for immersion workouts.
The pool is called Deepspot and is located in Mszczonów, located 40 minutes from Warsaw
This pool also has caves and passageways perfect for training diving skills for specialists in this type of sport.
There different levels to train, where in the easiest there is a glass tunnel from which you can see the pool from within without diving.
Further down, there are caves and passageways to train diving in closed spaces and it even has a sunken ship.
The hardest part is at a depth of 20 meters where the well begins that leads to 45,5 meters deep.
In this video you can see how it has been built
Further information: https://store.deepspot.com/