By posting photos you have taken that that capture "the spirit of exploration", you can enter this competition to win a photography workshop in London, or a gift card to the National Geographic Online store.
Photos must be accompanied by a brief description of the moment that was captured in the photo. Participants must have parental consent, and be in grade 9-12.
National Geographic Student Expeditions also conducts various student trips around the world. Please see http://ngstudentexpeditions.com/destinations/ for more information.