Facebook Local - Discover places to go and events happening near you
TechEvents.co - Tech and startup events aggregator
Foursquare - Foursquare is all about helping you find new ways to explore your city.
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
Foodie Advice - Get suggestions on what to eat during your travels
Menu In Pictures - A crowdsourced map for restaurant menus