

Don’t even need an Opal card- just tap your phone or your bank card.
The network is also massive. You can tap on in Kiama and tap off in Scone. That’s about 400km, roughly equivalent to Berlin to Frankfurt, on regular metro trains. Might take a while, but you can do it.
A picnic rug and a nice thick blanket do the job, and as a bonus you are always ready for a cosy picnic.