DEGREE OF DIFFICULTY
- F= Easy
- PD= Slightly difficult
- AD= Rather difficult
- D= Difficult
H I K I N G
- T= Tourist – Itineraries on footpaths, mule tracks or wide paths. Don't present orienteering problems.
- E= Excursion route without technical difficulty – Itineraries on footpaths or trails on different ground types (grassy meadows, rocky ground). Orienteering capacity and good training to walk some hours are required.
- EE= Trekking routes for expert hikers – Sign-posted itineraries with some difficulties: slippery, grassy or rocky ground, rocky or snowy slope or easy climbing passage (use of hands necessary). Only for experienced mountain hikers with at secure step, a good feeling for balance. Physical training for 1-day walk required.
- EEA= Trekking routes for expert hikers with equipment – Equipped tracks or "vie ferrate". Technical equipment required.
A L P I N I S M
Alpine BIVOUACSDenomination: Bivacco LUIGI RAVELLI Invergnan
Route: From Aosta (583m) - Arvier (776m) - Valgrisenche (1664m) - Bonne (1810m) - Usellières (1785m) - Refuge (2860m)
Time: 3h'00 - 3h'30 from Usellières (1785m)
Opening period: Always opens
Owner: Giovane Montagna di Torino
Climbs and excursions: Grande Rousse (3607m), Punta Rabuigne (3261m), Cima di San Martino (3363m), Punta Tina (3523m), Punta Barmaverin (3472m), Cima di Fos (3447m), Becca di Giasson (3202m)