
thanks to COSIROC & Olivier Cazeaux
From Paris, take the N7 and turn in direction of Melun at Le Carrefour de la Croix du Grand Veneur. Follow the D142 for 4km and turn at La Route du Lancer (large parking lot).The sector is also easily accessible from the SNCF station of Bois-le-Roi by following the GR1 via La Route de la Perlure and La Route du Lancer (20 minutes walk).
| 1 | - 2+ | wall / slab | - |
| 2 | - 3- | traverse frtl | - |
| 3 | La Folklorique 3 | traverse fltr | - |
| 4 | - 3+ | slab / arete | - |
| 5 | - 4- | slab | - |
| 5b | - 3- | slab | - |
| 6 | - 3+ | traverse frtl | - |
| 7 | - 3+ | wall | - |
| 7b | - 3- | wall | - |
| 8 | L'Ex Saut du Jaune 2+ | jump | - |
| 9 | - 3+ | traverse fltr | - |
| 10 | - 3 | wall | - |
| 11 | - 3 | wall / crack | - |
| 12 | La Fissure de la Limace 2+ | downclimbing / crack | - |
| 13 | - 3+ | wall / mantle | - |
| 14 | - 2+ | wall | - |
| 15 | - 2+ | downclimbing | - |
| 16 | - 3- | wall | - |
| 17 | - 3- | arete | - |
| 18 | - 3- | wall / arete | - |
| 19 | - 3+ | slab | - |
| 20 | - 2+ | downclimbing / crack | - |
| 20b | - 4- | downclimbing | - |
| 21 | - 3 | crack | - |
| 22 | - 4- | wall / slab | - |
| 23 | - 3+ | traverse frtl | - |
| 24 | - 2 | wall | - |
| 25 | - 3- | arete | - |
| 26 | - 3 | slab | - |
| 27 | - 3 | wall | - |
| 28 | - 3- | wall / pockets | - |
| 28b | Le Triangle Bombé 4- (4) | - | - |
| 29 | - 3+ | wall / slab / slopers | - |
| 29b | La Bombe Noire 4 | - | - |
| 30 | - 3+ | slab | - |
| 31 | - 3+ | wall | - |
| 32 | - 4- | crack / mantle | - |
| 33 | - 4 | mantle / wall / traverse fltr | - |
| 34 | - 2+ | slab | - |
| 35 | - 3 | wall / slopers | - |
| 36 | La Cheminée 3+ | chimney | - |
| 36b | La Traversée sans Renfougne 4- (4) | traverse / mantle | - |
| orange 36 bis | | |||
| 37 | - 3+ | wall / slopers | - |
| 37b | - 4 | slab | - |
| 38 | - 3- | crack | - |
| 39 | - 3+ (4-) | traverse fltr | - |
| 39b | La Traversée au Téton 4+ | traverse fltr | - |
| 40 | - 3+ | wall | - |
| 41 | - 3 | - | - |
| 42 | La Calandre 3 | mantle | - |
| 42b | L'Éléphant de Mer 3 (3+) | wall / crack | - |
| 43 | - 3+ | slab | - |