HEATKEYS

Yahoo! Answers is a new way to find and share information. You can ask questions on any topic, get answers from real people, and share your insights and experience.

articles and ideas on web development, focusing mainly on php and mysql

One-stop aviation information - includes airport location, runway information, radio navigation aids, communication frequencies, nearby hotels, maps, aircraft registration database, airport photo and airplane photo gallery.

Plan a trip, book cheap airfares, purchase airline tickets, make hotel reservations, and find vacation packages, car rental & cruise deals at the travel agency rated #1 in customer satisfaction.

Want to know more about all the countries in the world? This site provides country profiles, maps, geography, and information about governments, culture, travel, languages and more.

MrExcel is your one stop for Excel tips and solutions. MrExcel offers help for excel including seminars and other training.

Microsoft Excel Consulting, Online Classes, video tutorials, free macros, and walkthroughs for beginners and advanced levels. Also includes helpful tips, tricks, code, and a forum.

Data Marketplace + Commons: Download Sell or Share Databases, statistics, datasets for free

Free open-source tool for logging, mapping, calculating and sharing your flights and trips.