Mermaid Show In World's Deepest Pool Y-40 <br />Video of the inauguration ceremony of the world's deepest pool 'Y-40' on June 5. <br />Hotel Terme Millepini is a four-star hotel in Montegrotto Terme, Padua, Italy. It contains 100 rooms and is recognized for having the world's deepest pool, the Y-40, which put it in the Guinness World Records.[1] The hotel was first built in 1977 and renovated in 2013. <br />PADUA, Italy, October 4. The Y-40 Deep Joy pool is the deepest in existence, ranging 137-feet deep and 59-feet wide and is located at the Hotel Terme Millepini. <br /> <br />Ideator and architect of Y-40: Arch. Emanuele Boaretto <br />Record depth measurement of Y-40: -42,15m <br />Measurament done by Umberto Pelizzari on June 5th 2014 <br />Mermaid: Ilaria Molinari <br />Photography and Video by: Fabio Ferioli