how deep is the deepest swimming pool
Nemo 33 is an indoor swimming pool facility in Uccle, Belgium. It held the record as the deepest indoor swimming pool in the world since its opening on May 1, 2004, until the completion of Y-40 in Montegrotto Terme, Padua, Italy on June 5, 2014. The pool's maximum depth is 34.5 metres (113 ft).