Thirteen years after its initial launch, Facebook is one of the most visited sites with over 400 million people each month. It’s truly amazing that the creator, Mark Zuckerberg, programmed it in his Harvard dorm room in 2004. When he returned to the school to give its commencement speech, he also revisited his old dorm, reminiscing on the creation of his empire. Check out this video to see the dorm room where Facebook was born.