The atmospheric Turbine Shop is the largest building on Cockatoo Island and, at the time of its finished construction in 1946, was the largest building in the Southern Hemisphere.
@annied I think you had that bit of history on the crane shot and yes, this looks massive. You can see them being put together in this cavern for sure.
@kwind it is huge
@olivetreeann ships and submarines were built/repaired on Cockatoo Island