Book 2: Earth, Volume 4

Book 2: Earth, Volume 4 is a DVD containing episodes sixteen to twenty from Book Two: Earth and bonus material.
== Episodes ==
* "Appa's Lost Days"
* "Lake Laogai"
* "The Earth King"
* "The Guru"
* "The Crossroads of Destiny"
* Special features: Creator, cast, and crew commentary.
* Extras: "Avatar Mini" comic book: "Divided We Fall, Volume 4".
== See also ==
* Book 2: Earth, Volume 1
* Book 2: Earth, Volume 2
* Book 2: Earth, Volume 3
* The Complete Book 1 Collection
* The Complete Book 2 Collection
* The Complete Book 3 Collection
es:Libro 2: Tierra, Volumen 4
Category:A to Z
Category:DVD
Category:Real world