The world of hydropower
Experience spectacular mountain railways, explore emerald-green reservoirs, let yourself be guided through our underground power stations and relax in our charming mountain hotels.
Here, every excursion becomes an unforgettable experience!

Oberaarbahn
With the Oberaarbahn to the source of the Aare. Enjoy a unique alpine low-level flight on this 30-minute gondola ride from the historic Alpine hotel Grimsel Hospiz to Lake Oberaar.

Berghaus Oberaar
In the Oberaar region, the sun makes an appearance every single day. The beautiful sun terrace, with its unique view over Lake Oberaar and the magnificent mountains, invites you to linger and relax.

Tagestour «Strom der Oberaar»
On this day tour, follow the flow of the Oberaar from the dam wall down to the depths beneath Lake Grimsel, into the Grimsel 2 power plant. The view across the Spitallamm dam walls is equally awe-inspiring.

Art & Grimsel
Students of HSLU Design, Film and Art show their work along a circular route. The resulting works reflect themes such as hidden treasures, work clothes, cloud formations and other facets of life above and below ground.

Hotel Handeck
On the way to the Grimsel Pass, the Hotel Handecl is like an oasis of well-being in the middle of the mountains. A place to arrive, enjoy and recharge your batteries – with a natural garden, spa and regional cuisine. The ideal starting point for hikes, mountain tours and adventures in the heart of the Grimselwelt.

Gelmerbahn
Rattling and backwards, the Gelmerbahn takes you up to the turquoise-coloured mountain lake in 12 minutes.
With a gradient of 106 per cent, it is undisputedly the steepest open funicular railway in Europe. The former works railway is a marvel of engineering and offers an unforgettable mountain railway experience.

Hotel Grimsel Hospiz
The Hotel Grimsel Hospiz sits enthroned on the Grimsel Nollen – where modernity meets living history.
A place with charm, style, culinary delights and far-reaching views. The ideal starting point for adventures on the Oberaar, Sidelhorn or Hospiz railway. The view over Lake Grimsel into the mountain world will amaze you.

100 years KWO
«At the Pulse of Hydropower»
KWO is celebrating its 100th anniversary – and cordially invites you to join in the festivities. You can find all the information about the planned activities and celebrations here: