Facebook is a social utility that connects people with friends and others who work, study and live around them. People use Facebook to keep up with fr...

San Francisco - User Reviews and Recommendations of Top Restaurants, Shopping, Nightlife, Entertainment, Services and More at Yelp

TripAdvisor - Unbiased hotel reviews, photos and travel advice for hotels and vacations - Compare prices with just one click.

Compare hundreds of travel sites at once. Find a deal on the flight, hotel, car rental or vacation you want.

LinkedIn strengthens and extends your existing network of trusted contacts. LinkedIn is a networking tool that helps you discover inside connections t...

Eliademy support educators and students with free online classrooms that enable them to create, share and manage courses. Eliademy works for universit...

Academia.edu helps academics follow the latest research.

YouTube is a place to discover, watch, upload and share videos.

Providing researchers with access to millions of scientific documents from journals, books, series, protocols and reference works.