HEATKEYS

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 friends, upload an unlimited number of photos, post links and videos, and learn more about the people ...

Airport reviews and the best and worst airports. Tips for sleeping in the airport overnight or while stuck in the airport during transit, weather or airline delays.

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

Investopedia.com - Your Source For Investing Education. Includes the most comprehensive investing dictionary on the web as well as articles and tutorials on nearly any aspect of the market.

Book at the official site for Sheraton, Westin, Le Meridien, W Hotels, Luxury Collection, St. Regis, Four Points, aloft & element Hotels- view exclusive online offers and best rates, guaranteed.  

MIT is devoted to the advancement of knowledge and education of students in areas that contribute to or prosper in an environment of science and technology.

Open source travel guide featuring up-to-date information on attractions, hotels, restaurants, travel tips and more. Free and reliable advice written by Wikitravellers from around the globe.

World

Ohloh is an open source directory that anyone can edit. It features comprehensive metrics and analysis on thousands of open source projects.