UNESCO World Heritage Site Swiss Alps – Jungfrau-Aletsch

A groomed ski slope winds through the snow-covered high-mountain landscape in the foreground. Behind it, the striking panorama of the Eiger, Mönch, and Jungfrau stretches out under a clear sky, illuminated by the low-hanging sun.

The area has been a UNESCO World Heritage Site since December 2001. The Lauterbrunnen Valley lies at the heart of the Swiss Alps Jungfrau-Aletsch UNESCO World Heritage Site and forms part of one of the world’s most impressive high-mountain landscapes. Covering an area of around 824 km², the World Heritage Site stretches across the Bernese High Alps and parts of the cantons of Bern and Valais.

Aerial view of the Jungfraujoch in winter. In the background, the Aletsch Glacier can be seen alongside the mountain panorama.
© Jungfraubahnen. CC0 (OpenData)

What does ‘UNESCO World Heritage Site’ mean?

A UNESCO World Heritage Site recognises natural or cultural sites of outstanding universal value. Through this designation, UNESCO protects unique places that are of global significance due to their history, culture or natural features.
The designation is also a mandate: these special landscapes are to be protected, developed sustainably and preserved for future generations.

Swiss Alps Jungfrau-Aletsch

Swiss Alps Jungfrau-Aletsch has been a UNESCO World Heritage Site since 2001. The region comprises a unique high-mountain landscape.

  • 824 km² of protected Alpine landscape
  • 85 per cent of the area lies above 2,000 metres above sea level
  • The first natural World Heritage Site in the Alps
  • Home to the Aletsch Glacier

Why is this landscape unique?

The landscape surrounding the Jungfrau, Eiger and Aletsch has been shaped over millions of years. Glaciers, water and rock have moulded the Alps and continue to create an impressive natural backdrop to this day. It also serves as an important research area for topics such as climate change, geology and biodiversity.

Experience UNESCO in Lauterbrunnen

Lauterbrunnen is an ideal starting point for exploring the Swiss Alps Jungfrau-Aletsch UNESCO World Heritage Site and the Jungfrau Region. The Valley of the 72 Waterfalls captivates visitors with its steep rock faces, green alpine meadows and a stunning mountain backdrop.
From here, you can reach popular destinations such as the Jungfraujoch and the waterfalls quickly and easily.

A waterfall nestled among the rocks—that's the Trümmelbach Falls in Lauterbrunnen.
© Switzerland Tourism. CC0 (OpenData)

Taking responsibility together

The Swiss Alps Jungfrau-Aletsch UNESCO World Heritage Site reminds us that extraordinary landscapes are a shared heritage of humankind. By treating nature with respect, we help to preserve its beauty and diversity for the long term.

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