It reaches from Gignod (988m), Etroubles (1270m), Saint-Oyen (1377m), Saint Rhémy en Bosses (1619m) Municipalities.
Southern Side (From Pointe de Met to Malatrà Pass)
by Maria Grazia Schiapparelli
1)- Basic Itinerary n° 1: from Grand Buthier-Champlorensal (1315m) to Petit Buthier small Villages, Mendey (1547m) Ronchaille (1656m), Rombason (1695m) Pastures (1668m), Chaligne new Shelter nearby the homonym Alp (1936m; E/F; 1h '45/2h '00), below Northeast Slope of Punta Chaligne (2608m) and in East from Costa Tardiva Hill (2410m).
2)- Minimum Route n° 1: from fork near Petit Buthier Village (1409m; fountain), Mendey, Roncaille, Rombason Pastures to Arolla Dèsot (1692m) or to Damon Alpages (1794m; T/E; 1h '30/1h '45), always through dirt roads.
3)- Minimum Route n° 2: from fork 1870 metres, unnamed pasture, Collet Alpage (1919m; small dirt parking) to Lance Wood (between 1850/1950m; T; 0h '30/0h '45, for around half route). with dirt road to North-northeast.
4)- Basic Itinerary n° 2: from Buthier (1319m), Petit Buthier Villages towards Roncailles, Rombason, Collet Pastures, Cross 2150 metres and traverse on watershed North/South of Costa Tardiva (2380m) to Hill (M; 3h '45/4h '15).
5)- Variant n° 1: from Chaligne Shelter (1936m) to Tardiva Hill, through West path in forest (E/F; 1h '45/2h '00).
6)- Variant n° 2: from Chaligne Shelter (1936m; new since years 2000), through small path into forest, towards saddle (about 2350m) on Eastern Crest of Punta Chaligne and traverse with short and easy descent to Met Alpage (2261m; E/F; 2h '00/2h '15), in Southern Vallon below Eastern slopes of Met Summit and Hill (2553m, 2485m).
7)- Exceptional Route n° 1: from refuge, saddle about 2350m, Punta Chaligne through final part of East Crest. NOTE: must be avoided both the ascent and the descent through the inviting especially the Northeast Slope; have already occurred on the same misfortunes mortal avalanche while backcountry skiing excursions. Even the Northern Ridge, which sends a branch to the Hill Tardiva and another to the Tsa Summit (2742m), it is very dangerous; it should always be the first route that takes place inside the forest, and then it is certainly somewhat more safe and secure. Otherwise you must jump over the saddle, losing a little altitude, climb to the Col de Met (2608m; M; 2h '45/3h '00).
8)- Basic Itinerary n° 3: from fork 1750 metres towards Labié Wood, (Ru)Collet Pasture (1919m) and along Collet Brook on dirt road to Arsy or Ars Alp and Ars Tsa Alpage (1975m, 2263m; E/F; 2h '15/2h '30), below Mont d'Arsy (2830m)/Mont Fallère (3061m)/three Lakes/Ars Pass (2520m, 2534m)/Mont de Labiez (2832m), in homonym basin.
9)- Variant n° 3: from Tsa d'Arsy, pond (2320m), with dirt road in Northwest towards unnamed alp (2369m) in Ars Walloon; from this, with path in Southwest, to 1)- Arsy Pass. From pass, path in North under the watershed, to, through South Crest, 2)-Costa Labiez, near private and closed Forest Rangers Bivouac (2632m; E/F; 2h '00/2h '15).
10)- Basic Itinerary n° 4: from Saint-Oyen (+; 1373m) towards wooden small bridge above Artanavaz Torrent, Hotel Mont Velan, Campings "Mulino & Pineta", through dirt road between Rond/Champex Pastures, Flassin de Meitin Pasture (+; 1654m), Montagna Flassin (1700m), crossing the torrent in altitude around 2210/20 metres to Upper Tsa Flassin (2258m; E/F; 3h '30/4h '00), into large hemi circular Northern basin below Testa Cordella (2663m)/Mont Flassin (2762m)/Flassin Hill (2607m)/Fenêtre Pass (2728m)/Western Shoulder (2971m)/North-northeastern Ridge of Mont Fallère (3061m; private and closed shelter by Forest Rangers)/Ars Pass (2533m)/Costa Labiez/Grande Testa (2457m).
11)- Exceptional Route n° 2: from Saint-Oyen towards Tsa de Flassin to moraines below Fenêtre Pass (2729m), through North Slope with progressively more steep groundstones and blocks in terminal part (M+; 3h '45/4h '00).
12)- Variant n° 4: from Saint-Oyen Municipality towards Flassin Basin, Tsa de Flassin Upper Pasture, with dirt road; from alpage to Fenêtre Pass, through North Slope on steep debris, blocks and rotten rocks; easily continue, with traces amongst various hunting cairns and shelters on Northeast Crest, to Mont Vertosan (2822m; M+; 4h '00/4h '15).
13)- Exceptional Route n° 3: from Saint-Oyen towards Flassin Comba and above, in East, Flassin Torrent, Tsa de Flassin to Flassin Hill (2605m), through small traces amongst debris on North-northeast Slope (M; 3h '30/4h '00).
14)- Exceptional Route n° 4: from Saint-Oyen towards Flassin Combe (Basin), Lower Flassin, Tsa (Upper) de Flassin, unnamed alp (2439m; ruins) to Testa Cordella (2663m), through path-traces on Southeast Slope (M; 3h '30/4h '15).
by Marco Cossard "Crevassino"
15)- Variant n° 5: from Saint-Oyen, neighbor Flassin Camping at the beginning of Flassin Walloon, towards Lower Flassin to Tsa de Flassin Alpages, with dirt road in Flassin Comba (Basin); from this to Tête Bois de Quart, nearby Forest Rangers Bivouac (2248m; private), through easy diagonal path on South-southeast Slope (E/F; 1h '00/1h '15).
16)- Basic Itinerary n° 5: from Saint-Oyen-San Leonardo (+; 1519m) towards small bridge above Artanavaz Torrent, Lower Citrin Pasture (1504m) and Middle (2005m) to Tsa de Citrin, always with path (2312m; E/F+; 1h '45/2h '00).
17)- Exceptional Route n° 5: from Saint-Oyen-San Leonard (1519m), Comba (+; 1499m), Pont Fractions, "Chalybeate Source", Citrin de Meitin (2005m), Tsa de Citrin or Damon (2312m), Citrin Hill (2484m), with paths; to Mounts Flassin (2767m, 2772m), through West-northwest Crest (better to remove snowshoes; D-; 5h '30/6h '15).
18)- Exceptional Route n° 6: from Saint-Oyen towards Tsa Citrin upper alp, fork 2397 metres, Citrin mini Pond (2445m) to Punta Valletta (2801m), through traces amongst debris, blocks on Northeast Slope (D; 5h '45/6h '30).
19)- Variant n° 6: from Tsa de Citrin to La Raye du Sodzé (2640m), through East Slope (M+/D-; 1h '00/1h '15).
20)- Basic Itinerary n° 6: from Saint-Oyen-Maytie (1676m) toward bridge above Artanavaz Torrent, Farettes Village (1666m), near Ponty Pasture (1685m), Arp du Bois Dèsot (1936m) to Serena Hill (2547m; E/F+; 3h '45/4h '00).
21)- Exceptional Route n° 7: from Saint-Oyen-Mottes towards Serena Walloon, Serena Hill, with path; to Testa Serena (2830m), through quite easy West-northwest rocky Crest (better to remove snowshoes; D-; 5h '00/5h '30).