Sydney Harbour, in Athol Bay. Fleet Base Garden Island beyond.  8 February 2010

Mangusta  165   50 metres long and capable of 37 knot speeds
Length Overall (m): 49.90   Length Waterline (m): 40.50  
Beam (m):   9.20     Draught Max (m): 1.60
Shipyard: Overmarine SRL Country: Italy    
Naval Architect: Overmarine SRL   Exterior Designer: Stefano Righini Design

HeraldSun web site quote 27 January 2009 about Australia's richest man  "The flashy 50m super-yacht, the largest type of open motor yacht in the world, is equipped with five bedrooms for guests, four crew bedrooms, a huge entertainment area, loads of outdoor seating and plush sun-lounges.   The mogul's mega toy also has a speed boat and jet ski beneath the yacht's stern."