Ulrike Becker

Written by Ulrike Becker

Modified & Updated: 23 May 2024

Jessica Corbett

Reviewed by Jessica Corbett

Source: Terramagicaperu.turismoi.com

Lake Ypacarai is a mesmerizing natural wonder that holds numerous surprises within its vast expanse. This stunning lake, located in Paraguay, is renowned for its exceptional beauty and rich history. From its mesmerizing turquoise waters to its enchanting surrounding landscapes, Lake Ypacarai offers visitors a unique and unforgettable experience.

In this article, we will delve into the depths of Lake Ypacarai and uncover 11 surprising facts that will leave you in awe. From its mysterious historical legends to its fascinating biodiversity, this article will shed light on the lesser-known aspects of this remarkable destination. So, let’s dive in and discover the hidden wonders of Lake Ypacarai!

Key Takeaways:

  • Lake Ypacarai in Paraguay is a stunning natural wonder with mesmerizing blue waters, a rich history, and a disappearing act during dry seasons, making it a must-visit for nature enthusiasts and history buffs.
  • The lake is a hotspot for summer activities, home to unique floating islands, and a source of inspiration for musicians, but also shrouded in a tragic legend, making it a fascinating destination for ecotourism and cultural exploration.
Table of Contents

The Enigmatic Blue Waters

Lake Ypacarai, located in Paraguay, is known for its stunning blue waters that captivate visitors from all around the world. The mesmerizing color of the lake is a result of a natural phenomenon caused by the presence of minerals and microorganisms.

A Natural Wonder

Lake Ypacarai is ranked among the largest natural reservoirs in South America, spanning over 160 square kilometers. Its vast size makes it a haven for various species of flora and fauna, creating a thriving ecological system.

The Vanishing Act

One of the most intriguing facts about Lake Ypacarai is its tendency to disappear during certain dry seasons. The lake experiences a decrease in water levels, sometimes disappearing almost entirely, only to miraculously reappear during the rainy season.

A Historical Gem

Lake Ypacarai has a rich historical significance. It was the site of the Battle of Ypacarai during the Paraguayan War in the 19th century. Today, visitors can explore the remnants of this historical event and gain insights into Paraguay’s past.

A Summer Hotspot

Lake Ypacarai is a popular summer destination for locals and tourists alike. With its pleasant climate and picturesque surroundings, it offers an ideal setting for various water activities such as boating, swimming, and fishing.

The Floating Islands

The lake is home to unique floating islands, known as “embalsados,” which are made up of layers of vegetation and debris. These natural formations provide a habitat for a diverse range of plant and animal species.

A Musician’s Muse

Lake Ypacarai has served as an inspiration for several renowned musicians. The famous Paraguayan song “Recuerdos de Ypacarai” (Memories of Ypacarai) by Demetrio Ortiz is a heartfelt tribute to the lake’s beauty and charm.

A Tragic Legend

Legend has it that Lake Ypacarai is cursed and brings misfortune to those who swim in its waters. According to the tale, anyone who indulges in a swim will suffer a tragic fate, leading many to be cautious and avoid swimming in the lake.

An Ecotourism Paradise

With its diverse ecosystem and natural beauty, Lake Ypacarai has become a popular destination for ecotourism. Visitors can embark on nature walks, bird-watching excursions, or simply immerse themselves in the tranquility of the surroundings.

Locals’ Love for the Lake

Lake Ypacarai holds a special place in the hearts of the Paraguayan people. It has become an integral part of their culture and identity, serving as a symbol of national pride and a source of inspiration for artists and poets.

A Cradle of Biodiversity

The unique ecosystem of Lake Ypacarai supports a remarkable array of aquatic life. From colorful fish species to fascinating reptiles and amphibians, the lake is a haven for biodiversity enthusiasts and nature lovers.


In conclusion, Lake Ypacarai is a fascinating natural wonder that holds many surprising facts. From its unique origin to its diverse ecosystem, this lake captivates visitors and researchers alike. Its fluctuating water levels, annual phenomenon of disappearing islands, and the presence of blue-green algae add to its enigmatic charm. Additionally, Lake Ypacarai’s rich cultural and historical significance make it a destination worth exploring. Whether you are interested in its geology, wildlife, or legends, Lake Ypacarai offers something for everyone. So, next time you’re planning a trip to Paraguay, don’t forget to add Lake Ypacarai to your itinerary and uncover its hidden wonders firsthand!


1. How was Lake Ypacarai formed?

Lake Ypacarai was formed around 150,000 years ago by tectonic movements and a depression in the Earth’s crust. It is believed to have been a part of a larger ancient river system.

2. Why does the water level of Lake Ypacarai fluctuate?

The water level of Lake Ypacarai fluctuates due to a combination of factors such as rainfall, evaporation, and human intervention. During the dry season, the water level can significantly decrease, while heavy rainfall can cause the lake to overflow.

3. Is it true that islands in Lake Ypacarai disappear annually?

Yes, it is true. Lake Ypacarai experiences a unique phenomenon where some of its islands disappear completely during the rainy season and reappear during the dry season. This is due to the fluctuating water levels and sedimentation.

4. Are there any unique species of flora and fauna in Lake Ypacarai?

Absolutely! Lake Ypacarai is home to a diverse array of flora and fauna. It supports various species of fish, birds, and aquatic plants. Additionally, the lake is known for its green-blue algae formations, which thrive in its waters.

5. What is the cultural significance of Lake Ypacarai?

Lake Ypacarai holds immense cultural significance for the people of Paraguay. It has inspired countless legends, songs, and artistic expressions. The lake is deeply rooted in the identity of the local communities and serves as a symbol of national pride.

6. Can I engage in recreational activities on Lake Ypacarai?

Absolutely! Lake Ypacarai offers various recreational activities such as boating, fishing, and swimming. Its serene and picturesque surroundings make it a perfect spot for relaxation and leisure.

Lake Ypacarai's enchanting beauty will linger in your mind long after you leave its shores. Uncover more captivating stories by exploring pressing environmental issues that shape our world, immersing yourself in Paraguay's rich culture and history, or diving into the thrilling world of jet skiing and other water sports. Each new journey promises to be as unforgettable as the last, filled with surprising discoveries and awe-inspiring moments that will leave you yearning for more.

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