Eventjoy - The Easiest Way To Organize An Event
Event Hunt - Startups and Tech Events Curated By Locals
Meetup for iOS and Android - Discover groups that are all about the things you love
Facebook Local - Discover places to go and events happening near you
Airbnb - Book unique places to stay and things to do.
Calendify - Calendify is an event community where you can share, publish, and subscribe to event calendars. It helps you to stay informed about what you are interested in and what is yet to come.