For a limited period, VisitBritain Australia is offering 15% discount on all 4, 7, 15 and 30 day adult and family passes purchased before 31st March 2010.
Purchasing couldn't be simpler, just go to Visitbritain.com.au/shop and select the pass that you want.
Once you have purchased your pass you will receive an e-voucher which is valid for 12 months from the date of purchase.