《空色》免费高清欧美大片在线观看-欧美动作片-最新好看的欧美动作电影在线观看-动作电影大全-飘花电影网Since the dawn of civilization through modern times, humankind’s capacity for cruelty and darkness has known no bounds. DARK MARVELS is a documentary series that explores the history and engineering behind the world’s most diabolical inventions. From devious torture and death devices, to terrifying weapons of war, sinister spy tools, and games that kill, these are the fascinati...　　Since the dawn of civilization through modern times, humankind’s capacity for cruelty and darkness has known no bounds. DARK MARVELS is a documentary series that explores the history and engineering behind the world’s most diabolical inventions. From devious torture and death devices, to terrifying weapons of war, sinister spy tools, and games that kill, these are the fascinating origin stories of the innovations that emerged from the darkest recesses of the most wicked minds.