Every season of Sydney's Super Tunnel ever, ranked from best to worst by thousands of votes from fans of the show. The best seasons of Sydney's Super Tunnel!

Action Stations

What Lies Beneath

Digging Deep

Fast Tracked

Great Expectations

Down And Dirty

Testing Times

Countdown To Launch

The documentary series, filmed over seven years, delves into the complexities of the Sydney Metro project, focusing on the tunnel construction, including under-harbor tunnelling, the use of large tunnel boring machines, and excavation work deep below the city. It also highlights the role of steam locomotives and other aspects of the project including rigorous testing of the automated driverless trains to ensure the safety and longevity for many years of public use.

The Best Seasons of Sydney's Super Tunnel

Season 1

Season 2