FaceBook was developed by a Harvard student named Mark Zuckerberg.It was first used in Harvard campus students itself.
Facebook was originally named as TheFaceBook.
Due to veryu good response around the campus it was spread all over the world and now the net worth of www.facebook.com is nearly $700 million US dollars ( approximately).
www.facebook.com domain was purchased for $200,000 US dollars.
Facebook website is built with PHP-MySql technologies.
www.facebook.com is the 4th most trafficed website in the world.