How Did They Build That?

Smithsonian Channel

Friday 30 December 2022  00:00 - 01:00 (60 mins)
Viaducts & Hotels. In this episode discover a towering bridge in France, an 'upside-down' hotel in China, and a 'forest into the sky' in Italy to find out how they were built.

How Did They Build That? (Smithsonian Channel) Friday 30 December 2022 00:00 - 01:00