floating out on 21 March 2003, the Queen Mary 2 was fitted out in the large fitting out basin ("Bassin C"), the first ship to use this huge dry dock since the shipyard built large tankers in the 1970s, such as the MV Gastor. Her sea trials were conducted during 25–29 September and 7–11 November 2003, between Saint-Nazaire and the offshore islands of Île d'Yeu and Belle-Île. 2003 dry dock accident The final stages of construction were marred by a fatal accident on 15 November 2003, when a gangway collapsed under a group of shipyard workers and their relatives who had been invited to visit the vessel. In total, 16 people were killed and another 32 people injured after a fall into the drydock.<ref>{{cite web | url = http://www.ctv.ca/servlet/ArticleNews/story/CTVNews/20031116/quennmary2gangwaycollapse_20031116?s_name=&no_ads= | archive-url = https://web.archive.org/web/20100523180208/http://www.ctv.ca/servlet/ArticleNews/story/CTVNews/20031116/quennmary2gangwaycollapse_20031116?s_name=&no_ads= | url-status = dead | archive-date = 23 May 2010 | publisher = CTV News | title = Toll climbs in Queen Mary 2 shipyard accident | date = 2003-11-16}}</ref> Construction was completed on schedule. On 22 December 2003, Queen Mary 2 left Saint-Nazaire and arrived in Southampton, England, on 26 December 2003. On 8 January 2004, the liner was officially named by Queen Elizabeth II.Davidson, Carla. "Long Live the Queens",American Heritage, August/September 2005. ExteriorQueen Mary 2s principal naval architect was Carnival's in-house designer, Stephen Payne. He intended many aspects of the ship's design to resemble notable aspects of former ocean liners, such as Queen Elizabeth 2 and the ship's predecessor Queen Mary. These include the three thick black lines known as "hands that wrap around either edge of the ship's bridge screen, and at the stern end of the superstructure, which are to recall the appearance of the crossovers of the forward decks on the first Queen Mary.Queen Mary 2 has of exterior deck space, with wind screens to shield passengers in rough seas. The ship was originally constructed with five swimming pools. However, the shallow "Splash Pool" on Deck 13 was removed during the ship's 2016 refurbishment to make room for additional staterooms. Two of her remaining four swimming pools are outdoors. There are indoor pools on Deck 7, in the Canyon Ranch Spa Club, and on Deck 12. The Pavilion Pool on Deck 12 is covered with a retractable magrodome. In common with liners such as , there is a continuous wrap-around promenade deck (Deck 7). This passes behind the bridge screen and allows