20th Century Fox and Lightstorm Entertainment have announced that the upcoming sequels to James Cameron's Avatar will all be shot in New Zealand. The three sequels will be shot back-to-back with reportedly significant subsidies from the New Zealand government.
The release of the first sequel will be in December 2016,
with the second  in December 2017, and the third a year later. 
Avatar 2, 3, and 4 will be produced by Cameron and Jon Landau through their Lightstorm Entertainment banner