I work in the media biz and today I received a package from New Line Cinema. The contents included the LOTR:ROTK calender (which is one of the coolest things I have ever seen) and a note. It had some basic info and then included some release dates.
The Lord of the Rings: The Two Towers
-Theatrical Cut DVD/Video: Late August 2003
-Extended Cut DVD/Video: November 2003
The Lord of the Rings: Return of the King
-Theatrical Release: Dec. 17, 2003
-Theatrical Cut DVD/Video: August 2004
-Extended Cut DVD/Video: November 2004