James Cameron first feature film since 1997's "Titanic". It is composed almost entirely of computer-generated animation, using a more-advanced version of the "performance capture" technique used by director Robert Zemeckis in "The Polar Express". James Cameron had written an 80-page scriptment for "Avatar" in 1995 and announced in 1996 that he would make the film after completing "Titanic". In December 2006, Cameron explained that the delay in producing the film since the 1990s had been to wait until the technology necessary to create his project was advanced enough, since at the time no studio would finance for the development of the visual
Wreck of the RMS Titanic research. The stern section, which had previously received relatively little attention from explorers, was specifically targeted for analysis. The microbial colonies aboard "Titanic" were also a key focus of investigation. The second expedition, from 27 May – 12 June 2004, saw the return of Robert Ballard to "Titanic" nearly 20 years after he discovered it. The expedition spent 11 days on the wreck, carrying out high-resolution mapping using video and stereoscopic still images. 2005 saw two expeditions to the "Titanic". James Cameron returned for the third and last time to film "Last Mysteries of the Titanic". Another expedition searched for