A few from here:
The originals are only 600×400, but still worth a click through.
The top few medal-winning photos will get lots of views, but it’s the quality of the pack at the front of the pack, so to speak, that impresses me. As I keep saying here, the real story of photoing now is not that the most brilliant photoers are indeed brilliant, but that everyone else who is willing to spare only amateur amounts of time and money can be pretty brilliant also.