Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.
Blockchain Demo - Visual demonstration of blockchain technology
Facebook Local - Discover places to go and events happening near you
Explain Me Please - Complex topics explained for your level and background
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
Coinzy - Top need-to-know crypto news in less than 8 minutes a day