The romantic, enchanting city of Paris celebrates Gay Pride, called Marche des Fiertes LGBT, at the end of June (on June 29, in 2013) with a massive parade that draws more than 650,000 spectators and participants as well as a series of parties, balls, and other lively events. Related Pride Activities includes parties at a variety of clubs throughout the city, and Paris Pride is expected to be especially popular this year in light of EuroPride 2013 taking place in Marseille just a couple of weeks after Gay Pride in Paris.
The Pride Paris Parade commences on Saturday, June 29, at 1:30 pm at Place du 18 Juin 1940, by the Montparnesse-Bienvenue metro stop and works its way through the city along Boulevard du Montparnasse, Boulevard St-Michel, Boulevard St-Germain, eventually crossing the Seine at Pont de Sully, and finishing at Place de la Bastille around 5:30 pm. Here's an official map of the Paris Pride Parade route.
Numerous gay clubs, hotels, pubs, and restaurants will also be holding events and offering special promotions during Paris Gay Pride, especially the city's tres gay Marais District. Check out About.com Paris's excellent primer on the Paris Pride Celebration as well as a handy guide to the best GLBT Bars and Clubs in Paris. Also see About.com France's festive Paris Gay Pride photo gallery.
Other excellent resources on gay travel in Paris include Paris-Gay.Com and the ParisMarais.Com. Very helpful, too, is Patroc.com's Gay Paris site. Also take a look at the excellent GLBT site produced by the city's official tourism organization, the Paris Convention and Visitors Office.