Marketplace
This discount is meant to be for Optus Perks users, however, works for everyone if you visit Experience Oz at https://optusperks.experienceoz.com.au and the discount is already applied.
[NSW] Luna Park Sydney | Adult $44.2
[QLD] Australian Outback Spectacular | Adult from $59.50
Getting a 403 error over here? I think it has cookies after you click through Optus perks.