. >> there was a choice of three cities -- kiev, kuala lumpur, and kinshasa. and the question was, "which city has more than 7 million people within its city limits?" i thought it was kuala lumpur, but the answer happened to be... >> kinshasa. >> but aadith didn't give up. >> i was extremely nervous. just after i missed my first question, i was really scared. but then i calmed myself down and i kept my cool and i won the bee. >> keeping calm paid off -- literally. >> put your cards up. oliver wrote down port-au-prince. aadith wrote down cap-haitien. the correct response -- the largest city in northern haiti -- is cap-haitien. aadith, congratulations, young man. you are the 2010 national geographic champion. >> as part of his grand prize, aadith won a $25,000 scholarship and a trip to the galapagos islands. he also won a lifetime membership to national geographic. for now, aadith says he plans to sit back and enjoy the win. >> oh, it feels great. and i'm also really happy and pleased with myself, and my parents are really proud of me. >> and he has a tip for fu