Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.
Google Street Discovery - Discover 9,000+ beautiful Google street view locations
Facebook Local - Discover places to go and events happening near you
Urban Jungle Street View - Explore the world through Google Street View: Jungle Mode
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
Hivemapper - Build maps that reveal changes 🌏