星河映像影院独家片单收录！Rebecca Harrison,Euan McDonald Smith突破之作《地平线系列：火星旅行者指南》作为2017年度纪录片黑马，Kara Beaton、 在英国取景地贡献完美地表演。 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...