How Did They Build That? — Season 1, Episode 4: Viaducts & Hotels
Documentary • 43 min • 4 seasons, 38 episodes • ★ 8.0/10
Episode synopsis
Travel to a French valley, a Shanghai quarry, and the middle of Milan and witness architectural and engineering wonders.
About How Did They Build That?
An exploration of how some of the world's biggest man-made structures were built.