Piz TschiervaA long flattish trail run to a steep talus climb  ⇑→ 30km     ↑ 1778mΔ 3546M Difficult ⇑ MediumΘ Out & BackThe Piz Tschierva combines a fast trail running approach with a slow talus ascent all set in an alpine arena. The run starts at the Pontresina train station with a long warm-up through the Val Roseg. By about kilometer …