On 12 February 2009 cities around the world will be hosting Twestivals which bring together Twitter communities for an evening of fun and to raise money and awareness for charity: water.
The Twestival is organized 100% by volunteers in cities around the world and 100% of the money raised from these events will go directly to support charity: water projects.

TweetAgenda lets users search for events in a given area shared on twitter.
Calendr.me is a social calendar where you can create, share and join events. You can discover new events by following...