Getting to ICSU

• From Roissy/Charles de Gaulle (CDG) airport:
• From Orly airport
• From Gare du Nord Railway Station
• From Gare de Lyon
• ICSU on Google Maps

Individual tickets for buses and metro and RER (suburban train) are on sale at any metro/RER station and on buses. Tobacconists and some Newsagents also sell tickets but only by ten (= un carnet de tickets).

From Roissy/Charles de Gaulle (CDG) airport

Bus Shuttle (ICSU recommended)
Take the AIR FRANCE shuttle line 2 for Paris and stop at "Arc de Triomphe" (also called "Place de l'Etoile" or "Charles de Gaulle-Etoile") then walk to 5 rue Auguste Vacquerie (5 minutes - Blue route - see map)
Duration: 45 min (without traffic)
Cost: 13€ one way or 20€ round trip (tickets to be bought on buses)

Train
Take RER B (suburban train) at Roissy Charles de Gaulle I or II train station for Paris in the direction of "St-Rémy-lès-Chevreuse", "Massy" or "Robinson" and change at "Chatelet-Les Halles" station for RER A trains going to "Poissy" or "Saint-Germain-en-Laye" or "Cergy le Haut" and stop at "Charles de Gaulle-Etoile" (Exit: "Avenue des Champs-Elysées") then walk to 5 rue Auguste Vacquerie (5 minutes - Red route - see map)
Duration: 60 min
Cost: 8.2€

Taxi
Duration: 45 min (without traffic)
Cost: 45 to 50€

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From Orly airport

Train
Take Orlyval train-shuttle and change at "Antony" (terminus). Take RER B (suburban train) for Paris, direction of "Aeroport Charles de Gaulle 2 TGV" or "Mitry-Claye" and change at "Chatelet-Les Halles" station for RER A trains going to "Poissy" or "Saint-Germain-en-Laye" or "Cergy le Haut" and stop at "Charles de Gaulle-Etoile" (Exit: "Champs-Elysées") then walk to 5 rue Auguste Vacquerie (5 minutes - Red route - see map)
Duration: 60 min
Cost: 9.3€

Taxi
Duration: 60 min
Cost: 35 to 40€

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From Gare du Nord Railway Station

Take RER D (suburban train) at "Gare du Nord" direction of "Melun" or "Juvisy-sur-Orge" or "Malsherbes" and then change at "Chatelet-Les Halles" station for RER A trains going to "Poissy" or "Saint-Germain-en-Laye" or "Cergy le Haut" and stop at "Charles de Gaulle-Etoile" (Exit: "Champs-Elysées") then walk to 5 rue Auguste Vacquerie (5 minutes - Red route - see map)
Duration: 30 min
Cost: 1.5€

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From Gare de Lyon Railway Station

Take RER A (suburban train) at "Gare de Lyon" direction "Poissy" or "Saint-Germain-en-Laye" or "Cergy le Haut" and stop at "Charles de Gaulle-Etoile" (Exit: "Champs-Elysées") then walk to 5 rue Auguste Vacquerie (5 minutes - Red route- see map)
Duration: 25 min
Cost: 1.5€

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ICSU on Google Maps

ICSU Secretariat
5 rue Auguste Vacquerie
75116 Paris
France

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