

2026/5/30 · 8:50
Notre-Dame de Paris: How Medieval Engineers Built the World's Most Famous Cathedral Over 182 Years
In 1163, Bishop Maurice de Sully broke ground on a cathedral that would take 182 years to finish — pioneering the flying buttress, suspending 1,300 oak beams in a forest above the nave, and surviving revolution, war, and fire to reopen in December 2024.
A daily 1-minute video series uncovering how the world's most iconic structures were built — from ancient wonders to modern skyscrapers.

围绕这条内容继续补充观点或上下文。