Guided tours

Guided railway walk along the Lötschberg southern approach

Tracing the BLS mountain line – enjoy a beautiful and varied walk along the southern approach to the Lötschberg Tunnel from Hohtenn to Ausserberg, guided by an expert.

Over a few short kilometres, the «Lötschberg Southern Approach» walking trail impressively demonstrates the variety of the BLS mountain line and the special challenges faced when building a railway through the mountains. With the help of your expert guide, the well-established walking trail allows you to get to know BLS in an intimate and vivid way.

You’ll learn fascinating facts about:

  • the construction of the route from 1906 to 1913,
  • the Luogelkin Viaduct and the Bietschtal Bridge,
  • the dual-track expansion along the Hohtenn–Ausserberg section,
  • the protection against natural hazards and the BLS rail operations in the area.

Availability Available on 10.06.2020

  • Wednesday, June 10, 2020
  • Saturday, September 12, 2020

Registration obligatory
Cancellation in poor weather on the preceding day with rain-check date (1 week later)

Guided group tours

May and June as well as September and October, bookable daily on request


Subject to change without prior notice


Guided tour

  • CHF 20.00 Guided railway walk excl. train ticket


Prices in CHF incl. VAT / Prices and products subject to alteration


Meeting point

Hohtenn Railway Station


12.05–16.30 hours (Hiking time approx. 3.5 hours)


  • sturdy footwear
  • weather-appropriate clothing
  • picnic and drinks
    rest area at Rarnerchumma (after approx. 2 hours)


It is the responsibility of the participants to take out appropriate insurance

Aperitif on request

at the Hotel Bahnhof Ausserberg

Weather Today: overcast, light rain 1/1°

Day Weather Temperature
Today overcast, light rain 1/1°
Tomorrow light snowfall -3/-1°
Friday partly cloudy -2/3°
Saturday partly cloudy, sleet -1/8°
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