The world’s deepest swimming pool Y-40 The Deep Joy, appeared in a 4-star hotel Italian Hotel Terme Millepini, the total depth of the depth of 40 meters, equivalent to 14 floors so high, breaking the previous record by the Belgian NEMO33 the deepest pool record, can not only dive activities inside, the hotel also specially built tunnel transparent, so that we see the magnificence of the pool.  This design is really eye-opener for everyone, not a big pool is deeper than, and is super deep, as well as tunnel, full of gimmicks. This 4-star hotel Italian Hotel Terme Millepini, a chance to really go to pilgrimage, to share a favorite design or cool new things to watch with friends.