Transports in Paris

Use the website http://www.ratp.org and choose :
* your language : german, english, italian, spanish, Nederland, french,
* you can choose for what day, what hour, departure and arrival locations.
And he can give you the best mean of transport, duration, fee to pay
Example : to go from Les Halles to Nanterre University :
http://www33.ratp.info/Pivi/piviweb.php?exec=piviweb&cmd=FeuilleDeRoute&...
Nanterre University is in zone 3. So if you are in Paris you have to buy a 3 zone ticket.
But you can also buy a ticket for 3 days, if you prefer.
You have also all the maps you want at http://www.mappy.fr
And you can find addresses and phone numbers at http://www.pagesjaunes.fr
