在这部真实犯罪纪录片中，一位父亲奔波于法德两国，奋战数十年，誓要将杀害女儿的凶手绳之以法。最后，他不得不采取极端手段
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...
