It's certainly been a long, eventful year - contested elections, stirring protests, a new president, an ever-expanding financial crisis, and a miracle landing in the Hudson. Any way you look at it, the final year of the first decade of the 21st century certainly had its share of heroes and villains, triumphs and defeats, humor and sadness.
And whether it was Obama's inauguration or floods in Malaysia, events good and bad have thrown up a whole range of memorable images this year. Below is a collection of our favorites from around the world. Be sure to vote for which one you think is the year's best.
What others should we have included? Let us know in the comments.