Y40 Deep Joy – the World’s Deepest Pool

Y-40 is projected by Architect Emanuele Boaretto and supported by the “Boaretto Group Hotel and Resort”. The name Y-40 is inspired by mathematical symbols. “Y” is the ordinate axis of the Cartesian system and “–40” means the world’s record depth or our pool- that is 40 meters underground. Y-40 is filled with thermal spa water. 4300 cubic meters maintained at a temperature of 32-34°C. The pool is 40 meters deep with a surface area measuring 21x18m. It has various intermediate depths and caves for technical scuba diving.

1
A drawing showing the depth of the Y40 Deep Joy, the worlds deepest pool. The design is harmonious with the surrounding countryside. (Photo by Courtesy Y40 Deep Joy)

2
The Y-40 Deep Joy is the worlds deepest pool. Located in the Euganean Hills of Italy, it was designed by architect Emanuele Boaretto and is a part of the Millipini Hotel. (Photo by Courtesy Y40 Deep Joy)

3
In addition to being the world’s deepest pool, the Deep Joy is filled with thermal spa water which is heated to 32 degrees C. (Photo by Courtesy Y40 Deep Joy)

4
The lobby outside of the Deep Joy. The pool was opened to the public for the first time on June 5, 2014. (Photo by Courtesy Y40 Deep Joy)

5
The 40 meter (or 120ft) deep pool has an underground bridge at -5m for those who want to stay dry. (Photo by Courtesy Y40 Deep Joy)

6
The Y-40 Deep Joy is the worlds deepest pool. (Photo by Courtesy Y40 Deep Joy)

7
The outside of the Y40 Deep Joy, which is built into the hillsides of Italy. (Photo by Courtesy Y40 Deep Joy)

8
The Y-40 Deep Joy features several levels and grottos. (Photo by Courtesy Y40 Deep Joy)

9
The various levels and caves make it ideal of technical scuba diving, for which lessons are offered at the Terme Milleprini Hotel. (Photo by Courtesy Y40 Deep Joy)

If you want more awesome content, subscribe to Design You Trust Facebook page.

More Inspiring Stories

Illustrator Creates Cozy Grunling Worlds With Anthropomorphic Fruits And Vegetables Turning Everyday Nature Into Pastel Storylands

Mine Kafon Project by Massoud Hassani

Energy-Saving Lighting System Turns Night Sky Purple in Sweden

Stunning Public Health Posters From World War II

Lexus UX Crossover Gets Tyre Inspired By Nike Air Force 1 Shoes

Colorado Dedicates $8M for Medical Marijuana Research to Understand Benefits

3D Printing Fashion: How I 3D-Printed Clothes at Home

Next Gen Pollution & Viral Filtration Mask With Botanicals

Stunning Award-Winning Silhouette Photos from the Mobile Photography Awards 2025

Gilded Disease-carriers Are the Grilles That Adorn the Facades of the London School of Hygiene and Tropical Medicine, Depicting Lice, Mosquitoes and So on

A Legacy of Curiosity and Discovery: Stunning Vintage Covers of The 'Scientific American' Magazine

Worlds Largest Jesus Christ Statue From Poland Began Distributing Internet From Antennas In His Crown

Schlörwagen: The Bizarre German Car from 1939 that Was Super-Aerodynamic but Very Impractical

The 1949, The Kurtis Sport Car, One Of 16 Produced

Who Killed Laura Palmer? Twin Peaks Inspired Undercover Fall Winter 2024-2025 Menswear Collection

Dominos Pizza Plans to be First Fast Food Chain on Moon

Martin Caulfield Services Some Of The Last Remaining Gas Street Lamps In The Capital

This Supercargo Vehicle Is Something Out Of This World

The Most Diabolically Evil-Looking Buildings In The World

Amazing Landscape-Winning Photos From The Fine Art Photography Awards 2024

The Unique Style of Jose Gallego Gallego's Fallas Art

The World In The 1890s Through 12 Glorious Photos

PetCam: The World Through The Lens Of Our Four-Legged Friends

This Korean Artist Imagines Herself as The Real-Life Cyber Doll

Get Lost in the Dreamlike Worlds of an Artist Who Pours Heart and Warmth Into Every Surreal Creation

Artist Meticulously Crochets Wire To Create Anatomically Correct Heart

Photographer Analyzes Brain Waves To Construct Portraits Of People’s Ideal Selves

Spectacular Street Photography Winners from the 2025 AAP Magazine Awards

Amazing 3D Digital Concepts by Patrick Razo

The Gepetto of Prosthetic Limbs: These Early Prostheses Made by James Gillingham From 1900 Were Decades Ahead of Time