Sygic Travel Maps - Itinerary planner for independent travelers
Meetup - Helps groups of people with shared interests plan events and facilitates off line group meetings in various localities around the world.
DESTIGOGO - Find the best travel deals to anywhere in the world! ✈️ 🌍
Event Hunt - Startups and Tech Events Curated By Locals
Guides by Lonely Planet - Explore city guides curated by experts.
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets