Pilot. Unaired Pilot Episode  

Sokka and his sister, Kya, must travel the world to find masters for Aang, who is the Avatar. However, they must evade a critical foe, Prince Zuko of the Fire Nation, who wants to capture Aang.

1. The Boy in the Iceberg  

First aired: 2/21/2005    Production Code: 101

When a young waterbender, named Katara, and her brother, Sokka, discover a giant iceberg while fishing for food around their homestead at the South Pole, they discover that there is a boy, named Aang, inside. Aang, they discover, is an airbender, (a group of people which were thought to be extinct). However, after a string of unfortunate events which puts the village in harm's way, they soon learn that there is more to him than meets the eye. Will Aang prove his hidden abilities, or will he be thought as just a child?

2. The Avatar Returns  

First aired: 2/21/2005    Production Code: 102

After Aang accidentally sets off a Fire Nation trap, he is banished from the South Pole. Soon after Prince Zuko attacks the Southern Water Tribe seeking to capture the Avatar. Aang returns and surrenders to save the Water Tribe. But can Sokka and Katara save the world's only chance at peace, or will Zuko keep his ultimate prize?

3. The Southern Air Temple  

First aired: 2/25/2005    Production Code: 103

Aang is excited about finally going home again for the first time in one hundred years, but he is shocked to find out that the temple is deserted. Aang tells Sokka and Katara about his childhood as they explore the temple, but they soon discover something that Aang never expected, also Aang discovers a new friend that joins them throughout their journey. Meanwhile, Prince Zuko must make repairs to his ship, and the only way he can do it is to dock his ship at his rival's naval base.

4. The Warriors of Kyoshi  

First aired: 3/4/2005    Production Code: 104

As one of Aang's little detours, the group heads toward the island of Kyoshi. But soon they learn that the townspeople don't trust foreigners well at all; however, when Aang proves to them that he is the Avatar they are treated as guests of honor. Katara wants to get some supplies and leave as soon as possible, while Aang is enjoying his time as a celebrity, little do they know, though, that the Fire Nation has tracked them down. Also, Sokka meets and trains with a female warrior named Suki. Will Aang be able to save the village from the raft of the Fir Nation?

5. The King of Omashu  

First aired: 3/18/2005    Production Code: 105

Aang takes Katara and Sokka back to a favourite place he used to go to when he was younger, the Earth Kingdom City of Omashu. But when they break the law they are taken to the Earth King to get their punishment. The eccentric King of Omashu puts Aang through a series of challenges. If he fails, Katara and Sokka will be engulfed in a crystal cocoon.

6. Imprisoned  

First aired: 3/25/2005    Production Code: 106

When the group arrives at a small Earth Kingdom mining town, they see an earthbender, named Haru, who is practicing his ability, but he runs away when Katara tries to confront him about it. They soon learn that the Fire Nation has taken over the town, that earthbending is forbidden and all earthbenders are taken away to an offshore prison. However, when an elderly man is trapped in a collapsed mine, Katara urges Haru to use his powers to save the man's life, but then, the old man reports Haru to the authorities. Katara blames herself for his predicament and she vows to rescue him, but will she succeed?

7. The Spirit World (Winter Solstice (1))  

First aired: 4/8/2005    Production Code: 107

When Aang is assigned to help defend a town from a monster that has been plaguing the town, his lack of ability and knowledge becomes obvious, as he doesn't know what to do. However, when Sokka tries to rush to Aang's rescue during the fight, he himself becomes captured and is taken away by the monster, which turns out to be from the spirit world. Aang promises Katara that he'll find Sokka and bring him back, but with Aang even doubting himself, will he be capable of finding where the monster went?

8. Avatar Roku (Winter Solstice (2))  

First aired: 4/15/2005    Production Code: 108

Aang learns that he must go to the Fire Nation temple during the winter solstice if he wishes to speak with Avatar Roku to see what he must do. However, with Prince Zuko on his trail while he heads straight into the heart of the nation who wants him captured, he realizes that this isn't going to be an easy task. Will Aang be able to talk to Avatar Roku before Zuko finds him?

9. The Waterbending Scroll  

First aired: 4/29/2005    Production Code: 109

After Katara attempts to teach Aang waterbending, she is desperate to improve her abilities. When Katara inadvertently stumbles across a waterbending scroll that can help improve her ability while Aang is looking at a pirate’s store, she decides to steal it after she realizes that she couldn’t hope to afford it; but will she be capable of stealing from the pirates without causing herself and her friends trouble?

10. Jet  

First aired: 5/6/2005    Production Code: 110

While traveling towards the North Pole, the group almost gets captured by the Fire Nation. However, when a charismatic young man and his band of rebels attack the Fire Nation's camp and rescue them, the gang learns that the rebels are trying to resist the Fire Nation's motives to expand their territory. Katara and Aang really enjoy their time with the band of rebels, but Sokka soon discovers that they aren't as noble as meets the eye.

11. The Great Divide  

First aired: 5/20/2005    Production Code: 111

While on their way to the North Pole, Aang and his friends arrive at a giant canyon where two groups of refugees are bickering over who should get to go across. Aang decides to walk across with the two groups to ensure they don’t fight one another. However, he soon learns that the two tribes have been feuding for one hundred years and they both believe their actions are justified. But when the predators inside the canyon start to come out, Aang is stuck trying to defend both tribes from each other and the vicious wildlife.

12. The Storm  

First aired: 6/3/2005    Production Code: 112

Aang, Katara and Sokka have run out of money. Katara suggests Sokka get a job, and coincidentally, they meet a fisherman who is looking for someone to help him out with his fishing. But when the fisherman recognizes Aang as the Avatar, he blames Aang's absence for all of the troubles of the last 100 years, and Aang runs away on his glider. Katara follows on Appa, and when she finds him, Aang begins to reveal life before he was frozen in the iceberg. Meanwhile, Prince Zuko and Lieutenant Jee get into a fight, but Iroh breaks it up. Soon thereafter, the Lieutenant and the rest of the crew gain a newfound respect for their leader after learning of his past.

13. The Blue Spirit  

First aired: 6/17/2005    Production Code: 113

After Sokka and Katara get sick from the storm of the previous episode Aang seeks out a cure and discovers he needs some frozen frogs in order to get them cured. Meanwhile, Zhao has been promoted to Admiral and he is using the Fire Nation’s best men to capture Aang, which turns out to be bad news as Aang is captured while trying to get the frogs to cure his friends. All hope seems lost for Aang and his friends, but there may just be a glimmer of hope when a strange blue spirit masked figure comes to Aang’s rescue, but who could it possibly be?

14. The Fortuneteller  

First aired: 9/23/2005    Production Code: 114

When the group tries to help a man who is being attacked by a platypus-bear, they discover that the local town has a fortuneteller named Aunt Wu in it, who has been forecasting the town's fate for years, but when Sokka and Aang discover one of the fortuneteller's most vital predictions is dead wrong, they have to develop a plan to convince the stubborn townspeople that their beloved Aunt Wu was wrong. Will they manage to save the village in time, or will Aang fail in his duty as the avatar?

15. Bato of the Water Tribe  

First aired: 10/7/2005    Production Code: 115

Aang feels neglected as Katara and Sokka reunite with Bato, an old friend of their father's from the South Pole. They begin to reminisce on their times in the past while they wait for a message to arrive from their father; in which Aang believes Katara and Sokka will abandon him and go out to find their father should the message arrive. However, when the messenger gives Aang the message to give to Bato, Aang betrays his friends in a way Katara or Sokka could never imagine. However, when Zuko recruits a bounty hunter named June to track Aang down. His friendship is put to the test, as he must deal with the fact that he betrayed his friends while defending himself from yet another fight.

16. The Deserter  

First aired: 10/21/2005    Production Code: 116

When Aang and his friends go to a Fire Nation town so that Aang can witness some firebending, their plan soon goes awry when it’s discovered that he is the Avatar. Fortunately, he’s rescued by an individual who serves a firebending master named Jeong Jeong who has abandoned the Fire Nation, so Aang attempts to use this time to attempt to learn how to firebend. However, when the firebending master refuses to even see Aang, will Aang be able to prove he’s ready to learn how to firebend despite the fact that he lacks discipline?

17. The Northern Air Temple  

First aired: 11/4/2005    Production Code: 117

When Aang and his friends hear rumors about surviving airbenders, they decide to stop by the Northern Air Temple on their way to the North Pole to see for themselves. What they find is a bunch of people who aren't airbenders, but have mastered the art of gliding. This upsets Aang because they have been defacing the temple. However, there was one part of the temple, where nobody has been able to enter and what Aang and his friends discover inside spells oncoming conflict.

18. The Waterbending Master  

First aired: 11/18/2005    Production Code: 118

When Aang tries to find the north pole, he is found by the north pole instead. When they are taken there, Aang and Katara are eager to find a water bending master, only to find that girls are not allowed to learn waterbending.

19. The Siege of the North (1)  

First aired: 12/2/2005    Production Code: 119

Zhao begins to launch his attack against the Northern Water Tribe. As the walls of the besieged city begin to fall, the Avatar taps into the spirit world and seeks the help of one of the oldest spirits, in hopes of saving one of the most prominent areas of the world. Can Aang combine forces with the spirits and save the Northern Water Tribe?

20. The Siege of the North (2)  

First aired: 12/2/2005    Production Code: 120

Aang returns from the spirit world to a big surprise. Meanwhile, Zhao and his forces continue to press deeper into the Northern Water Tribe. Iroh makes a powerful stand and Zuko struggles to keep his plan intact. What could possibly stop the Fire Nation from destroying this tranquil region?

Special. Avatar: The Last Airbender Behind the Scenes  

First aired: 2/14/2005

Avatar: The Last Airbender Behind the Scenes, is jam-packed with exclusive behind the scene footage, an introduction to the show, interviews with the cast and creators and more.

Special. Avatar: The Legend So Far  

First aired: 11/18/2005

Narrator James Garrett, the voice of Avatar Roku, explains some of the events that have taken place over the course of Aang’s journey and provides some additional insight into some of the characters. This clip-filled special recaps the adventures of our travelers on their journey throughout the Avatar world, all en route to their ultimate destination, the Northern Water Tribe. It was then followed by a brand new episode, Chapter Eighteen: The Waterbending Master.