For Champagne and all others who are looking for parking in Paris, you can check out URLs that exist for each arrondissement, or section of Paris. The formula is as follows:

http://www.e-paris4eme.com/ http://www.e-paris3eme.com/

and so on, substituting the number of the arrondissement you're interested in for the 4 or 3 in these examples. Click on Transports Stationnement (under La Ville).

Enjoy Paris, and the champagne country!

Dot Silicon Valley, California