The dream of sending humans to Mars is closer than ever before. In fact, many scientists think that the first person to set foot on the Red Planet is alive today. But where should the first explorers visit when they get there? Horizon has gathered the world's leading experts on Mars and asked them: where would they go, if they got the chance - and what would they need to surviv...
演员：Karen Mason Barry Mason 瑞秋·梅森 Josh Mason Micah Mason Alexei Romanoff Billy Miller Don Norman Freddie Bercovitz Paulo Morillo Ellen Winer 拉里·弗林特 David Gregory Fernando Aguilar 阿拉斯加·桑德法克