2023日韩电影免费在线观看中文字幕-全集最近更新中文字幕版神马在线观看-四叶草免费在线视频-高清电影免费在线观看_爱情电影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.