The pool contains 2.5 million liters of water and with a depth of 34.5 meters. At depth, there are underwater caves and artificial underwater window.It is a challenge, even for the swimmer who is good though.
However, for some divers, the opportunity to go into depth will not be wasted.Swimming pools one is in Brussels, capital of Belgium. In the picture looks divers in a pool known as "Nemo 33". Complex swimming pool "Nemo 33" is touted as the world's deepest swimming pool.