Impossible Repairs

Smithsonian Channel

Saturday 18 June 2022  16:00 - 17:00 (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) Saturday 18 June 2022 16:00 - 17:00