Aang and the group meet an Earth Kingdom general who wants to use Aang's powerful "Avatar State" as a weapon to defeat the Fire Nation.
Full Episodes
On their way to Omashu, the kids become lost in the treacherous "Cave of Two Lovers."
Aang enters Omashu so he can learn Earthbending from King Bumi, but the city is in the hands of the Fire Nation!
When the kids end up in a mysterious and strange swamp, their fears are exposed.
Aang must clear up a wave of anti-Avatar sentiment and atone for something he did in the past.
Aang discovers a possible Earthbending mentor at an underground tournament.
Traveling without Uncle now, Zuko wanders alone into an Earth Kingdom town where he bonds with a local boy. Meanwhile, Zuko is haunted by memories of his own youth.
As the kids are pursued relentlessly by a mysterious machine, their exhaustion puts them at each other's throats.
When Aang struggles with a block while trying to learn Earthbending from Toph, he wonders if the problem is with him or his teacher.
A professor leads the kids to a spirit library in the middle of the desert, where Sokka hopes to discover powerful secrets to use against the Fire Nation.
Aang searches for Appa, while Katara struggles to keep everyone together so they can survive in the vast desert.
The world's power was split between the Earth, Fire, Water and Air nations. Only Aang could save it.