To find out about the sights, excursions and amusements, go to: www.ticketnet.fr

And for travel... www.ratp.fr and www.sncf.com

For things to do, walks and places to stay... www.parisinfo.com

Visits within direct reach

The Eiffel Tower: Metro line 6, stop at Bir-Hakeim (about 15 mins.)
The Trocadéro: Metro line 6, stop at Trocadéro (about 20 mins.)
Champs-Élysées: Metro line 6, stop at Charles de Gaulle Étoile (about 25 mins.)
Saint Michel and Notre-Dame de Paris: RER B, stop at Saint Michel Notre-Dame (about 10 mins.)
Forum des Halles: RER B, stop at Châtelet-Les Halles (about 15 mins.)
Sacré Coeur: Metro line 4, stop at Barbès-Rochechouart (about 35 mins.)
Opéra Garnier: bus 68, stop at Opéra (about 30 mins.)
Louvre: bus 68, stop at Louvre (about 20 mins.)

Fairs and exhibitions (direct access) ...
Parc des Expositions de Villepinte: RER B (about 45 mins.)
Parc des Expositions du Bourget: RER B (about 50 mins.)

Eiffel Tower to Opéra Garnier
There: Metro line 6, stop at Bir-Hakeim (about 15 mins.)
Back: bus 68, stop at Denfert-Rochereau (about 30 mins.)

Opéra Garnier to Saint-Michel Notre-Dame
There: bus 68, stop at Opéra (about 30 mins.)
Back: RER B, stop at Denfert-Rochereau (about 10 mins.)