Impossible Repairs

Smithsonian Channel

Thursday 18 August 2022  22:00 - 23:00 (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 may be available on Prime Video (affiliate link)
Impossible Repairs (Smithsonian Channel) Thursday 18 August 2022 22:00 - 23:00