50 % of American citizens have passports . 30 % of international trips were to either Canada or Canada . United States is culturally and geographically diverse , making citizens travel within the country . `` If you know something about Colombia , it 's drug lords , which has n't been a problem for 20 years , but that 's still what people think of . '' United States citizens harbor an unmatched fear of the world , thousands traveler says .
50 % of American citizens have passports . 30 % of international trips were to either Canada or Canada . United States is culturally and geographically diverse , making citizens travel within the country . United States citizens harbor an unmatched fear of the world , thousands traveler says .