The Hunter Valley Steamfest is held in April in Maitland. Hunter Valley Steamfest means steam trains, diesel trains, miniature trains, tin hares, railway lines, tiger moths, stationary engines, steam rollers, food, photography, stalls, street entertainment.
If you like the smell of coal burning & the warm clanking monsters, it is back to being an annual event now that COVID impacts are on the decline.
Junee has a great museum with a still functioning turntable.
The Lithgow Mine & Railway Museum is also worth a look if travelling from Sydney or nearby.
There are still a number of small rural railway stations in Australia that have not changed their looks over generations of time.