In Focus presents Winners of the 2013 National Geographic Traveler Photo Contest "The winning entries in the 25th annual National Geographic Traveler Photo Contest have just been announced. First prize winner Wagner Araujo will receive a 10-day Galapagos expedition for two for his image of competitors in the Brazilian Aquathlon. Collected here are the ten 2013 prize winning photos, plus the Viewers' Choice selection. Photos and captions by the photographers. Also, be sure to see Part 1 and Part 2, earlier on In Focus. [11 photos]"
There are longer descriptions at the National Geographic site, but I prefer the image presentation at In Focus.