An extension is now underway to get people into the centre of Australia's biggest city, including a new tunnel crossing deep under Sydney Harbour.
An extension is now underway to get people into the centre of Australia's biggest city.
The construction of the twin metro rail tunnels continues deep under the surface.
After 10 years of planning, Australia's largest transport project nears completion.
Description: Examining the Industrial revolution - the age of smoke and steel.; Category: Engineering; 6 episodes available.
Description: Teams across the country are keeping our heritage standing, these are our landmark fixers.; Category: Engineering; 6 episodes available.
Description: Hornby reveal how their dedicated team strive to shrink a new generation of machines.; Category: Factual Entertainment; 20 episodes available.
Description: Tim Dunn and Siddy Holloway explore the disused parts of London's tube network.; Category: Engineering; 36 episodes available.
Description: This series looks at just some of the buildings that were designed to fight Hitler.; Category: Military & War; 8 episodes available.
Description: Incredible feats of human endeavour, revealing what people have built, where, how and why.; Category: Engineering; 20 episodes available.
Description: The exploits of a family-run crew of heavy-haulage specialists.; Category: Engineering; 8 episodes available.
Description: A look at some of the greatest engineering projects that have now been abandoned.; Category: Engineering; 122 episodes available.
Description: The history enthusiast honours Lancaster bomber crews of the Second World War.; Category: Military & War; 1 episode available.
Description: Trains are the lifeblood of Australia, and dedicated crews work hard to repair them.; Category: Factual Entertainment; 10 episodes available.
Description: A behind-the-scenes look at the North York Moors Railway.; Category: Factual Entertainment; 6 episodes available.
Description: Tim Dunn explores the stunning architecture that lines the railway network.; Category: Engineering; 40 episodes available.