We considered this image for The Week in Pictures on Thursday. Another shot of a cold swim won out. But I really like this one for the anticipation it communicates. From this water-eye view, it feels like the man is pausing, considering whether to do it. Brrrr.

Olivier Morin/AFP - Getty Images
A man enters the sea for a swim on January 1, 2010 in Vaasa to celebrate the New Year despite the outside temperature of -14C.