A medieval engineering marvel might be the home to the remains of the Bible's Three Magi, and we follow the scientists and experts who are delving deep into the mysteries of this incredible religious site. 科普性很强了。$挺好的,都揭秘了。$真的很美。$尖塔更好固定边上添加$前后建了六百多年的科隆大教堂,1880年竣工的时候是全世界最高的建筑。片子是非常严谨认真的科普片。从寥寥无几的史料中无法得知的建筑技术,就由现代科技来找到答案。3D结构分析非常酷炫了!