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Parque Nacional Nahuel Huapi is the oldest national park in Argentina, surrounding the lake of the same name near San Carlos de Bariloche in Patagonia.

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Parque Nacional Nahuel Huapi — Lake Cántaros reflecting snowy peaks and steep mountain slopes Fernando Niwes · CC BY-SA 4.0 · edited
Parque Nacional Nahuel Huapi — Lake Cántaros reflecting snowy peaks and steep mountain slopesParque Nacional Nahuel Huapi — Fallen tree beside a quiet lake at Camping FalknerParque Nacional Nahuel Huapi — Still waters of Espejo Chico reflecting surrounding forestParque Nacional Nahuel Huapi — Mountain and forest reflected in the waters of Espejo ChicoParque Nacional Nahuel Huapi — Wooden lakeside dock and shelter mirrored in Espejo ChicoParque Nacional Nahuel Huapi — Rocky shore along Nahuel Huapi Lake with distant snowy mountainsParque Nacional Nahuel Huapi — Calm Nahuel Huapi Lake beneath a hazy mountain horizonParque Nacional Nahuel Huapi — View across Nahuel Huapi Lake toward distant mountain rangesParque Nacional Nahuel Huapi — Espejo Lake and forested shoreline seen from a roadside overlookParque Nacional Nahuel Huapi — Traful Lake backed by wooded slopes and distant mountains

Why go

  • Cerro Tronador, the park's highest peak at 3,491 metres, with trails that reach its large glaciers.
  • The Arrayanes Peninsula on the Quetrihué Peninsula, a separate mini national park called Los Arrayanes.
  • Cerro Catedral, a 2,388-metre peak with a ski resort where skiing is available.
  • The Stone of Habsburg viewpoint, reached on a trek.
  • Victoria Island, reached by boat, a natural reserve with a Forest Research station.

Shorts

Interesting facts8

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  1. In Mapuche, the first word of the lake's name means jaguar and the second means island.

    Nahuel Huapi National Park - Wikipedia
  2. 425 metres

    The lake goes down to 425 metres and is the largest and deepest clear-water lake in the Argentine lake district.

    Nahuel Huapi National Park - Wikipedia
  3. The llao llao fungus is a local symbol, and it gave its name to a well-known resort.

    Nahuel Huapi National Park - Wikipedia
  4. 717,261 hectares

    The park spans 717,261 hectares across two provinces, Neuquén and Río Negro.

    Parc national Nahuel Huapi - Wikipedia
  5. The pudú, the world's smallest deer, lives in the park.

    Parc national Nahuel Huapi - Wikipedia
  6. The monito del monte is a living fossil and a relative of other marsupials.

    Parc national Nahuel Huapi - Wikipedia
  7. The comadrejita trompuda, a rare marsupial, lives in Argentina only in this park.

    Parc national Nahuel Huapi - Wikipedia
  8. The east of the park is dominated by drought-tolerant plants, while the west has rainforest.

    Nationalpark Nahuel Huapi - Wikipedia

History

Jesuit missionaries set up a precarious mission on the lake shore in colonial times.

  1. 1670Jesuit priest Nicolás Mascardi explores the lake and builds a chapel on the Huemul Peninsula.
  2. 1903Perito Moreno donates 75 square kilometres of land to the federal government.
  3. 1922The Parque Nacional del Sur opens as the first national park of its kind in Argentina.
  4. 1934A law makes the area a national park under its present name, Nahuel Huapi.
  5. 1949–1952Huemul Island hosts the secret Huemul Project, a nuclear fusion research effort.
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  1. 1981UNESCO declares the park a natural heritage site.
  2. 2007UNESCO recognises the park as part of the Andino Norpatagonica biosphere reserve.

Tips for your visit

  • Victoria Island is reached by boat, and ferry services run from Villa la Angostura.
  • Treks run from 12 to 45 kilometres and take from one day to more than four days.
  • Treks are graded in four categories by terrain and difficulty, so check the grade before you set out.
  • Trekking routes have accommodation at several locations along the way.
  • Several trails climb Tronador and reach its large glaciers.
  • Skiing is at Cerro Catedral, a 2,388-metre peak inside the park.
  • Other recreation options are at Cerro Bayo, Lopez and Punta Negra.

Best time to visit

  • Winters are cold and rainy, with frequent snowfalls.
  • In summer, the huemul deer lives in the high areas north of the lake.

Sources: Nahuel Huapi National Park - Wikipedia · Nationalpark Nahuel Huapi - Wikipedia · Parc national Nahuel Huapi - Wikipedia · checked 25 Oct 2026

Where
Av. San Martín 24, -, San Carlos de Bariloche

Plan from here: Evening walk →

Questions and answers

How big is Parque Nacional Nahuel Huapi?

The park covers 717,261 hectares, spread over the Neuquén and Río Negro provinces.

How high is Cerro Tronador in Nahuel Huapi National Park?

At 3,491 metres, Cerro Tronador is the highest peak in the park, on the border with Chile.

How long is a trek in Nahuel Huapi National Park?

Treks run from 12 to 45 kilometres and take from one day to more than four days. They are graded in four categories by terrain and difficulty.

Can you ski in Nahuel Huapi National Park?

Yes, skiing is available at Cerro Catedral, a 2,388-metre peak inside the park.

How do you reach Victoria Island in Nahuel Huapi?

Victoria Island is reached by boat, and ferry services run from Villa la Angostura.

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