自転車で世界一周挑戦の日本人男性 交通事故で死亡 ペルー | NHKニュース
サトウフミヒコの世界科学習～子どもたちに世界を発信！元・教師の自転車世界一周～

Is it worthwhile to travel around the world at the cost of your career?

Which countries do you want to visit?

What is your favorite mode of travel?

Why do people travel?