Team USA and Team Australia traditionally dominate in the pool, and London should see a renewal of that rivalry. But there are also a few surprises:
As the Olympics draw to a close in London, a TV spectator in the US is left with a host of random questions.
Sure, everyone loves a bit of Michael Phelps hyperbole, but it is almost inconceivable that his Olympic career gold and total-medal marks could be broken in any foreseeable future.
Sebastian Coe, revered British Olympic long-distance runner and head of the London Olympic organizing committee, said other athletes' Olympic achievements might be more impressive than those of all-time medal leader Michael Phelps.
Michael Phelps is now the most decorated Olympian ever after winning gold in the 4x200 relay Tuesday, but his silver-medal race in the 200 fly might have been the highlight of the night.
The US had to settle for silver in the 4x100 freestyle relay, as a phenomenal French final leg caught Ryan Lochte. But in the race, Michael Phelps looked a little more like himself.
Opening ceremony: London 2012's kickoff promises to set the capital apart, by being different.
Since 1900, when women first began competing in the Olympic Games, there have been many unforgettable moments.