2-day world heritage experience

Sleeping under the starry sky of Flims

Spend the night in the UNESCO World Heritage Tektonikarena Sardona at 2000 meters above sea level under the starry sky of Flims. The world heritage experience offers you an outdoor overnight stay on the Alp Nagens at TCS Glamping. Dinner will be served in the Alp Stalla and breakfast will be brought to your sleeping place. On Sunday, a GeoGuide will be at the Segneshütte to explain the modern view of the formation of the Alps and the uniqueness of the Sardona World Heritage Site. Look forward to lots of fresh air, a breathtaking starry sky and the unique UNESCO World Natural Heritage Tektonikarena Sardona.



Bookable from Saturday to Sunday from 24 June to 10 September 2023.



  • 1 overnight stay from Saturday to Sunday under the starry sky in the open air at the TCS Glamping
  • Dinner and breakfast at Alp Stalla
  • Packed lunch for Sunday
  • 1 mountain railway ticket (Flims-Nagens)
  • 1 ride with the Nagens Shuttle (Alp Nagens-Laax)
  • Outdoor equipment for hire (Sleeping bag, sleeping mat, bivouac bag and solar lamp)


CHF 139.- for adults
CHF 99.- for youths 6-17 years
CHF 49.- for children up to 5 years


Payment & Cancellation

Unless otherwise mentioned, the conditions of the point of sale apply.

In the event of bad weather, the organiser reserves the right to cancel the arrangement at short notice or, subject to availability, overnight accommodation can be arranged at the TCS Glamping for an additional charge.


Dogs are not permitted.

Packing list

You should definitely have this with you.

  • If available, bring your own Sleeping bag (advantageous down to 0°C)
  • Hiking boots with treaded soles
  • Clothes suitable for the weather, change of clothes
  • Drinking bottle and possibly a small snack
  • Sanitary products