Don't believe that Canberra actually even exists, let alone is (according to Wikipedia) 'the capital city of Australia'.
Don't know one single person who admits to ever having been there, or at any time having lived there.
It's got a train station, but the line's been closed for years. Used to be able to go all the way from Sydney to Byron Bay by train. There's talk of opening the line up again to reconnect the surrounding small towns and villages, which would be great. But for now, unless you've got a hire car...