Largest Thermal Lake in Europe: Lake Heviz

Hévíz Thermal lake

I’ve always been fascinated by natural wonders, and one place that’s truly captivated my attention is Lake Heviz.

Located in Balaton, Hungary, it’s the largest thermal lake in Europe, covering around 4.4 hectares.

What makes it truly unique is its natural geothermal heating, keeping the water at a constant temperature of 33 to 36 degrees Celsius.

Not only is it perfect for swimming and relaxation, but the water also contains healing minerals.

Join me on a journey to discover the wonders of this remarkable destination.


Key Takeaways

  • Lake Heviz is the largest thermal lake in Europe.
  • The lake’s water is naturally heated by geothermal activity and maintains a constant temperature of around 33 to 36 degrees Celsius.
  • The thermal water of Lake Heviz contains minerals with healing properties and is known for its therapeutic effects on various health conditions.
  • Visitors to Lake Heviz can enjoy swimming, relaxation, mud treatments, boat tours, and exploring the surrounding nature trails.

Introduction to Lake Hévíz

As I arrived at Lake Hévíz, the largest biologically active natural thermal lake globally, I was immediately struck by its serene beauty. Located in the charming town of Hévíz, Hungary, this enchanting destination is all about relaxation and recuperation.

Advice: If you plan to visit, I recommend watching this video to get a visual preview of what awaits you.

The origins of Lake Hévíz date back to ancient times, shaped by volcanic activity that also formed nearby Lake Balaton and the surrounding basalt mountains. This quaint town has evolved into a hub for health tourism, with Lake Hévíz at its heart.

Healing Properties of Lake Hévíz

Lake Hévíz isn’t just a beautiful body of water; it’s a natural wonder with unparalleled healing properties.

Covering 4.6 hectares and featuring a 38-meter deep spring, this lake is a global sensation. Its water is rich in sulfur, radium, and minerals, making it a coveted resource for various health treatments. During winter, a captivating steam cap forms over the lake’s surface, creating a natural inhalatorium. This unique feature is a boon for respiratory health.


Emotional and Health Benefits

My visit to Lake Hévíz left me with an indelible sense of calm, peace, and balance.

Floating in the lake’s therapeutic waters offers a unique emotional and physical experience. Inhaling hydrogen sulfide from the air has healing effects on vocal cords, and the stress-free relief lingers long after you leave this natural healing haven.

Lake Hévíz Water Characteristics

Understanding the lake’s water characteristics enhanced my appreciation for its therapeutic qualities.

The lake’s water temperature varies between seasons, ranging from 23-25°C in winter to 33-36°C in summer. This fluctuation is due to the combination of cold and hot spring waters from underground. The constant movement of the water creates a gentle massaging effect on the skin, contributing to its therapeutic properties.

Location and Size of Lake Heviz

The location of Lake Heviz is in Balaton, Hungary, and its size covers approximately 4.4 hectares.

This stunning thermal lake is a true gem of nature, offering a unique blend of relaxation and healing. The waters of Lake Heviz are naturally heated by geothermal energy utilization, maintaining a constant temperature of around 33 to 36 degrees Celsius. This creates an inviting environment for visitors to immerse themselves in the warm and soothing waters.

The therapeutic properties of the lake’s mineral-rich water have a positive impact on various health conditions. As a result, Lake Heviz has become a popular destination for tourists seeking wellness and rejuvenation.

The picturesque surroundings, coupled with the diverse flora and fauna, add to the charm of this remarkable place.

Frequently Asked Questions

What Is the Historical Significance of Lake Heviz?

Lake Heviz holds great historical significance. It has been a popular wellness destination for centuries, with legends and stories associated with it. Environmental conservation efforts ensure the preservation of this unique and culturally significant thermal lake.

How Does Geothermal Activity Contribute to the Thermal Properties of the Lake?

Geothermal energy, through heat transfer mechanisms, plays a crucial role in the thermal properties of Lake Heviz. The geothermal activity naturally heats the water, maintaining a constant temperature of 33 to 36 degrees Celsius.

Are There Any Specific Health Conditions That the Therapeutic Water of Lake Heviz Is Known to Benefit?

The therapeutic water of Lake Heviz is known to benefit specific health conditions. The mineral-rich thermal water can provide relief for conditions such as rheumatism, arthritis, and musculoskeletal disorders.

Are There Any Unique or Rare Species of Plants or Animals Found in Lake Heviz?

Rare species thrive in Lake Heviz, adding to its ecological significance. Vibrant violet violets and majestic mallards make this thermal lake a haven for nature enthusiasts.

What Are Some of the Cultural Legends and Stories Associated With Lake Heviz?

Cultural beliefs about Lake Heviz include stories of healing powers and mythical creatures. Folklore stories tell of how the lake was formed and its connection to ancient gods. These legends add to the lake’s allure and cultural significance.


In conclusion, Lake Heviz is a truly remarkable destination that offers a unique and immersive experience for nature lovers and wellness enthusiasts alike.

With its largest thermal lake in Europe, warm healing waters, diverse flora and fauna, and a range of attractions and activities, there’s something for everyone to enjoy.

Whether you’re indulging in therapeutic treatments, exploring the surrounding natural landscapes, or simply relaxing in the warm waters, Lake Heviz is a must-visit destination for an unforgettable experience.

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