《我们的星球II》由来自《地球脉动》和《我们的星球》背后的艾美奖获奖团队打造，由大卫·爱登堡继续讲述。在地球上的任何特定时刻，无数动物都在移动。《我们的星球II》揭开了动物移动和迁徙方式及其原因的神秘面纱，揭示了自然界中一些最壮观和最戏剧的故事。
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DESCRIPTION Did you know? In the quest for world domination, the Nazis built some of the biggest and deadliest pieces of military hardware and malevolent technology in history? Creating huge terror machines, hi-tech superguns and some of the original weapons of mass destruction, their aim was to control a nation, conquer a continent and win the war! Over six unforgettable episodes, Nazi Megastructures uncovers the hidden remains of Hitler’s most ambitious Megastructures, telling the stories of the engineering geniuses that designed them and revealing how these structures sparked a technological revolution that changed warfare forever. EPISODE GUIDE Nazi Megastructures: The Atlantic Wall Discover the story behind the defensive wall, stretching thousands of kilometres, built by the Third Reich to protect themselves from the Allies. Nazi Megastructures: U-Boat Base To create a safe haven in port for their lethal U-boat submarines, the Nazis built massive, impenetrable submarine pens that still survive today. Nazi Megastructures: V2 Rocket Bases Discover how Nazi scientist Wernher von Braun heralded the birth of ballistic missiles and laid the technological foundations for the space race. Nazi Megastructures: Super Tanks The story of Nazi engineers tasked with fulfilling Hitler's megalomaniac demand for the construction of a land battleship weighing 1,000 tons. Nazi Megastructures: Hitler's Jet Caves Explore the story behind one of the most advanced aeroplanes of WWII, the Messerschmitt Me 262, and the subterranean bat-cave where it was built. Nazi Megastructures: Fortress Berlin April 1945. Safe in his heavily fortified FŸhrerbunker in the centre of Berlin, Hitler prepares for the Allies' final attack.
人一生中三分之一的时间都在睡觉，所有生物的白天都是由睡眠来调节的。睡眠是如此重要：无论是人类还是动物，如果不睡觉都会死去。据估计全世界有10%的成年人患有严重的失眠症。失眠使人入睡困难、睡眠质量下降，造成人们记忆力、注意力下降，甚至导致各种疾病。 本片从导致失眠的因素，分析失眠的原因，失眠对人体的危害，解决失眠的办法等多方面，对人类的失眠进行调查和分析。在这项科学调查中，科学家将发现、寻找解决人类失眠新方法，而不是依靠药物。
这部扣人心弦的纪录片探究了一名少女被前男友绑架的案件，本案是巴西最令人震惊的人质事件之一。
