General information
| Location | Switzerland - Grisons, Uri - Tujetsch, Andermatt |
| Area | 11.10km² |
| IUCN Category | IV |
| DtP ID | 136610f2-7b31-4c50-a675-089fe56def14 |
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Current information
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Oberalppass - Tomasee (Lai da Tuma)
July 7, 2026 - Dec. 31, 2026
Due to a rockslide, the Oberalppass–Tomasee (Lai da Tuma) hiking trail is closed. For the round-trip hike from the Oberalppass to the source of the Rhine, you should allow for an additional 30 minutes or so of hiking time due to the detour.
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