Path 1: from Metro (underground)
Path 2: from the square of Montparnasse
Follow exit 1 (porte Océane) or Train (main lines)
In front of the railway station, take on the right.
When you exit the underground, follow « Grandes Lignes » inside the station. Go up until the platform for the trains departure.
Keep « Boulevard de Vaugirard »
In front of the main panel, turn on the right.
Take the lift until the main platform (locate the Air-France office on the left of the picture)
In front of the platform, then turn on the right. (You have a quick restaurant in front of you)
Take the corridor on the left of the stairs going to Boulevard Vaugirard (follow the Police sign or the Cab (Taxi) sign)
Turn on the left (before the Cab (Taxi) station) and go up with the stairs as the wowen in red did it!
Now, you are very close to the main entry...
Here we are !