http://gizmodo.com/5967803/look-back-on-your-awesome-life-with-facebooks-2012-personal-roundup
The best part of Facebook is using it as a mirror, and what a mirror they've made today—a Timeline that pulls together your "20 biggest moments," life events, how many people you friended, and other crowning achievements.
To view yours, go to your own profile page—there should be a link to the review at the top left.