As we get closer and closer to the 2008 Summer Olympic Games, the promise of witnessing heroic performances from the world's greatest athletes grows stronger. But before we set our eyes on this year's crop of potential memory-makers, we thought we'd take a look back at some of the stunning performances from Olympics gone by.

Did Kerri Strug's courageous final vault while injured blow you away? Were you mesmerized by Michael Phelps or Michael Johnson's ability to shatter records in their events? Did Muhammad Ali lighting the torch in Atlanta touch you? Will you ever forget Mary Lou Retton's perfect 10s?

Of course there are many more, so we want to know: What is your favorite/most memborable Olympic moment? Share your thoughts in the comments and check back to see if your pick makes the cut!