Iguazu National Park


World Heritage Identification Number: 303

World Heritage since: 1984

Category: Natural Heritage

Transboundary Heritage: No

Endangered Heritage: No

Country: 🇦🇷 Argentina

Continent: Americas

UNESCO World Region: Latin America and the Caribbean

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Exploring the Spectacular Iguazu National Park: A Unique Blend of Waterfalls and Subtropical Rainforest

The Iguazu National Park, a breathtaking UNESCO World Heritage Site, is nestled within the Iguazú Department of the Misiones Province in Argentine Mesopotamia. Spanning an expansive area of 677 square kilometers (261 square miles), this national park offers visitors a unique blend of towering waterfalls and lush subtropical rainforests teeming with diverse flora and fauna.

At the heart of the Iguazu National Park lies the iconic Iguazu Falls, a natural wonder that rivals Niagara Falls in grandeur. This horseshoe-shaped waterfall stretches approximately 2,700 meters in diameter, with heights ranging from 60 to 82 meters above the riverbed depending on the cascade. The falls are composed of some 275 individual drops, producing immense sprays of water that create a mesmerizing spectacle and leave visitors in awe.

The park shares its namesake attraction, the Iguazu Falls, with Iguaçu National Park in Brazil, located just across the border. While both parks protect the same spectacular waterfall system and surrounding rainforest, they are recognized as separate UNESCO World Heritage Sites.

Together, these two parks protect the full extent of this spectacular waterfall system, preserving the surrounding rainforest and biodiversity on both sides of the river. While the Argentine park is known for its extensive network of trails and close-up views of the falls, the Brazilian park offers panoramic vistas that showcase the grandeur of the entire waterfall complex. This cross-border conservation effort highlights the ecological and cultural significance of the Iguazu/Iguaçu region.

The Iguazu Falls are situated along a basaltic line that straddles the border between Argentina and Brazil. This geographical feature adds an extra layer of allure to the already captivating landscape. As one stands on the Argentinian side of the falls, they can marvel at the sheer power and beauty of the cascading waters while taking in panoramic views of the surrounding rainforest.

The subtropical rainforest that envelops the Iguazu Falls is home to an astounding variety of plant life, boasting over 2,000 species of vascular plants. These verdant forests provide essential habitats for a myriad of animal species native to the region. Among the notable inhabitants of the Iguazu National Park are the tapir, giant anteater, howler monkey, ocelot, jaguar, and caiman. Visitors may be fortunate enough to catch glimpses of these elusive creatures during their explorations of the park.

In addition to its rich biodiversity, the Iguazu National Park also boasts cultural significance. Indigenous groups such as the Guarani, whose language provides the name Iguazu (great water", and Mbyá have inhabited the region for centuries, leaving behind remnants of their history and traditions. Visitors can learn about these indigenous cultures through various educational programs and exhibits found throughout the park.

The Iguazu National Park offers a multitude of activities for visitors seeking adventure and exploration. Hiking trails wind through the dense rainforest, providing opportunities to witness the park's diverse ecosystems up close. Boat tours allow visitors to approach the base of the thundering falls, offering unparalleled views of this natural wonder. For those seeking a more leisurely experience, there are numerous observation decks and viewing platforms scattered throughout the park.

In essence, the Iguazu National Park is a must-visit destination for anyone seeking to immerse themselves in the beauty and majesty of nature. Its stunning waterfalls, vibrant subtropical rainforests, and diverse wildlife make it a truly unforgettable experience. Whether you're an avid adventurer or simply seeking a peaceful retreat, the Iguazu National Park promises an unforgettable journey into the heart of South America's natural wonders.

UNESCO Description of the World Heritage Site

The semicircular waterfall at the heart of this site is some 80 m high and 2,700 m in diameter and is situated on a basaltic line spanning the border between Argentina and Brazil. Made up of many cascades producing vast sprays of water, it is one of the most spectacular waterfalls in the world. The surrounding subtropical rainforest has over 2,000 species of vascular plants and is home to the typical wildlife of the region: tapirs, giant anteaters, howler monkeys, ocelots, jaguars and caymans.

Encyclopedia Record: Iguazú National Park

The Iguazú National Park is a national park of Argentina, located in the Iguazú Department, in the north of the province of Misiones, Argentine Mesopotamia. It has an area of 677 km2 (261 sq mi).

Read more on Wikipedia

Additional Site Details

Area: 55,000 hectares

UNESCO Criteria: (vii) — Contains superlative natural phenomena or beauty
(x) — Contains most important habitats for biodiversity

Coordinates: -25.577357 , -54.286073

Image

Image of Iguazu National Park

© Martin St-Amant (S23678), CC BY-SA 3.0 Resized from original. (This derivative is under the same CC BY-SA license.)

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Country Information: Argentina

Flag of Argentina

Official Name: Argentine Republic

Capital: Buenos Aires

Continent: Americas

Population (2024): 45,696,159

Population (2023): 45,538,401

Population (2022): 45,407,904

Land Area: 2,736,690 sq km

Currency: Argentine peso (ARS)

Country Data Sources

Last updated: January 18, 2026

Portions of the page Iguazu National Park are based on data from UNESCO — World Heritage List Dataset and on text from the Wikipedia article Iguazú National Park, licensed under CC BY-SA 4.0. Changes made. Additional original content by World Heritage Explorer (WHE), licensed under CC BY-SA 4.0. WHE is not affiliated with UNESCO or the World Heritage Committee. Legal Notice. Privacy Policy.

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