Easy to come.....
You'll discrover a green oasis, leaving the "desert raod"

112 Kms from Lyon (1h25) - 118 Kms from Valence (1h30) - 35 Kms from Chambéry (35 min)
26 Kms from Voiron (30 min) - 25 Kms from Grenoble (30 min) - 585 kms from Paris (5h50)
332 Kms from Marseille (3h30) - 814 kms from Lille (7h45) - 892 kms from Rennes (8h35) -
515 kms from Strasbourg (5h15) - 850 kms from Bruxelles (8h00) - 1050 kms from Londres
ou Amsterdam (10h15) - 716 kms from Munich (7h30) - 256 kms from Turin (3h50) -

Highway : Lyon-Grenoble or Valence-Grenoble
Exit Voreppe
And D520A and D520 to Saint Laurent du Pont
and D520B to Saint Pierre de Chartreuse
At "La Diat", D512 to Col from Porte
Hameau "La Martinière"

Coming by train Arrivée à Grenoble. From Lyon 1h30, Valence 1h00, Paris 3h00,
Marseille 2h40, Lille 5h00, Bruxelles 5h30, Londres 6h00, Amsterdam 8h50
Coming by bus : Bus stop at St Pierre from Chartreuse (3 km). from Grenoble or Voiron
through St Laurent du Pont ("cars du Vercors" 04 76 880 880)

Airport arriving : Lyon St Exupery (100 kms) or St Etienne de St Geoirs (50 kms)