FSX/P3D. Turbulent has officially released their upgrade efforts of Orbx Melbourne version 3! Note: For the next 30 days, existing FlightSim Store customers who own any previous version of YMML in their account can purchase Version 3 for $9.99 AUD. Time to grace the skies of Oz! With all the planned releases Orbx has this month, expect to see them dominate these pages for the next 30 days as well!