Impossible Repairs

Smithsonian Channel

Thursday 12 May 2022  21:00 - 22:00 (60 mins)
Big City Tunnel Boring. Go under one of the world's largest lakes, for a multi-million dollar tunnel boring project in one of the fastest growing cities on Earth.

Impossible Repairs (Smithsonian Channel) Thursday 12 May 2022 21:00 - 22:00