Via Sett Etappe 1 Thusis–Tiefencastel

Via Sett Etappe 1 Thusis–Tiefencastel is a 16.4 km point-to-point moderate hiking route in Switzerland, running from Tiefencastel to Thusis. The route covers 773m of ascent and 946m of descent, with elevations ranging from 672m to 1,206m. Allow approximately 5h 38m for the full route.

The route is divided into 2 segments. The toughest stretch is the 12.0 km from Tiefencastel to Crap la Cachla, climbing 707m (allow 4h 03m for this section). In contrast, the 5.8 km from Crap la Cachla to Thusis is much gentler.

With 82% of the route below 15% gradient, strong trail runners can maintain a good rhythm for much of the distance. Some pitches hit 60% gradient, so trekking poles are strongly recommended.

Budget roughly 2,977 kcal of energy expenditure and 3.4 L of water. No confirmed water sources along the route — carry all the water you need.

Low-altitude route (max 1206m). Hikeable most of the year.