Soviet submarine B-427

[3] The boat was acquired by a group of Australian businessmen on a three-year lease purchase contract, and was towed from Vladivostok on 25 July 1995.

[3] The submarine was in near-operational condition; the diesel generators and electrical storage system, ballast tanks, and hotel load equipment were functional, and Russian personnel travelled to Australia to teach museum staff about maintenance and operation of the boat.

[3] Foxtrot-540 spent three years berthed at the museum, attracting over 700,000 visitors during this period (including intelligence analysts from multiple nations during the first weeks on display).

[3] On arrival, she was berthed next to RMS Queen Mary, and opened to the public on 14 July under the designation "Podvodnaya Lodka B-427 Scorpion".

[1] On 19 April 2011, the company operating Queen Mary (Delaware North) announced that they had acquired Scorpion, and were planning to increase attendance at both attractions through combined ticketing and joint marketing campaigns.