![](https://db637ll7r1kva.cloudfront.net/app/uploads/2023/01/24120049/GettyImages-521144794-370x208.jpg)
San Francisco is home to seven million; but it is built on a fault line and suffers catastrophic earthquakes. How can engineers protect the city?
San Francisco is home to seven million; but it is built on a fault line and suffers catastrophic earthquakes. How can engineers protect the city?
Episode 1
Episode 2
Episode 3
Episode 4
Episode 5
London has more infrastructure underground than any other city in the world. How do engineers maintain and develop this vast network of tunnels?
Episode 6
The ancient city of Rome is the prototype for all modern cities. How have its geological foundations both helped and hindered the city's longevity and growth?