(CNN) -- Great moments define the Olympics. From amazing highs to shocking disappointments, each Olympics produces its own signature snapshots in time.
Some moments will be obvious: U.S. swimmer Michael Phelps' chase of Mark Spitz's record seven Olympic gold medals in one games. Other moments may be getting less attention.
Follow along CNN's timeline to see some of the moments to watch during the 2008 Summer Games.
And feel free to weigh in: Send your own iReport to CNN's Beijing 2008 Fan Zone, and tell us what moments you'll be anticipating in the upcoming Summer Olympics.
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