Y-40 - The Deep Joy

The world's deepest thermal water pool is located in the Euganean Spas, in the city of Montegrotto Terme. With its 42.15 meters of depth, it has entered the Guinness World Records and is an essential destination for enthusiasts and professionals of the aquatic world, diving, and apnea.

Main Features

• Depth: Y-40 reaches a depth of 40 meters, making it the deepest pool in the world. This feature makes it ideal for training divers and freedivers, offering a controlled environment to practice diving techniques.

• Water Volume: The pool contains approximately 2,500 cubic meters of water, maintained at a constant temperature of 32-34 degrees Celsius thanks to a heating system that uses thermal water.

• Structure: The pool is designed with a "tank" shape, with reinforced concrete walls and a special internal finish that guarantees maximum visibility and safety. The transparency of the water allows a clear view of underwater activities.

• Diving Zones: Y-40 is equipped with various diving zones, including tunnels, caves, and platforms at different depths, offering opportunities for diverse explorations and training.

• Lighting: Underwater lighting is designed to create a suggestive atmosphere, making the diving experience even more fascinating. The lights change color and intensity, offering a unique visual experience.

• Safety: The pool is equipped with state-of-the-art safety systems, including underwater cameras and specialized personnel always present to ensure the safety of users.

Construction Methods

The construction of Y-40 was a remarkable engineering feat. Here are some key aspects of the construction process:

• Design: The project was conceived by the Italian architect Emanuele Boaretto, who wanted to create an innovative and functional space for water sports. The design took into account not only the depth but also safety and aesthetics.

• Materials: High-quality materials were used to ensure the durability and safety of the structure. Reinforced concrete was chosen for the walls, while the bottom was coated with a special material to reduce friction and improve visibility.

• Technology: The pool is equipped with advanced technological systems for monitoring water temperature and quality. Furthermore, filtration and recycling systems were installed to ensure a clean and safe environment.

• Collaboration: The construction of Y-40 involved a series of professionals, including engineers, architects, and underwater safety specialists, who worked together to realize this ambitious project.

Activities and Offers

Y-40 is not just a pool for diving but also offers a wide range of activities and courses, including:

• Freediving Courses: For beginners and expert divers, with certified instructors.

• Diver Training: Training programs to obtain diving certifications.

• Events and Competitions: The pool hosts freediving events and international competitions.

• Diving Experiences: For those who wish to experience the thrill of a deep dive in a controlled environment.

Conclusion

Y-40 represents excellence in the landscape of pools and water sports. Its depth, combined with an innovative design and special attention to safety, makes it an ideal place for diving enthusiasts and anyone wishing to explore the underwater world in a unique and fascinating environment.

Casa Luna is an excellent choice for those looking for accommodation near Y-40. Located in a strategic position, it offers comfort and ideal services for guests wishing to explore this architectural wonder and enjoy the surrounding spas.

At the property, you will find all the useful information about "Y-40 The Deep Joy."

NEWS:

PHI 12 Underwater Space - Opening 2026

PHI is the Greek letter symbol of the mathematical golden ratio, which in architecture indicates the diameter; 12 are the meters in diameter of the open-air cylinder.

Thus was born Φ 12, a structure of infinite possibilities, visitable from the ring-shaped glass gallery at a depth of 5 meters and from the panoramic underwater elevator that accompanies you to the bottom.

Info:  Via Catajo 42, Montegrotto Terme

Tel +39 049 8910416

info@y-40.com

www.y-40.com

FAQ:

• How deep is Y-40? It reaches 42.15 meters, setting a Guinness World Record.

• What is the water temperature? The thermal water is kept constant between 32°C and 34°C (89-93°F).

• Can I visit even if I am not a diver? Yes, you can admire the structure from the glass tunnel or join guided tours.

• Is Casa Luna near Y-40? Yes, Casa Luna is located in Montegrotto Terme, strategically positioned to reach the pool in a few minutes.

Read our Pillar Article: "Sport and Adventure: Trekking, Biking and the depth of Y-40"

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