Extended Edition

The Fellowship of the Ring (2001)

1. Prologue: Extended scenes detailing the history of the One Ring, including more backstory on Sauron and the forging of the Rings of Power.

2. Lothlórien: Additional scenes with Galadriel and Celeborn, including gifts for the Fellowship.

3. Boromir's Vision: Extended sequence showing Boromir's dream/vision of Minas Tirith in ruins.

4. Gimli and Legolas: Additional banter and scenes highlighting their growing friendship.

5. The Council of Elrond: Extended discussions and flashbacks, including more dialogue about Sauron and the history of Middle-earth.

6. The Departure of the Fellowship: Extended scenes of the Fellowship traveling through the wilderness, encountering hazards and creatures.

7. Moria: Additional scenes inside Moria, including more battles with orcs and goblins, and the discovery of Balin's tomb.

8. Galadriel's Gift: Extended sequence where each member of the Fellowship receives a gift from Galadriel.

9. The Breaking of the Fellowship: Extended scenes of Frodo and Sam's journey towards Mordor, including more interactions with Gollum.

The Two Towers (2002)

1. Gollum's Origins: Extended flashback showing Gollum's former life as Sméagol and his corruption by the One Ring.

2. Treebeard's Song: Extended sequence with Treebeard singing and discussing the Ents' decision to go to war.

3. Faramir's Characterization: Additional scenes exploring Faramir's relationship with Boromir and his internal struggle with the temptation of the Ring.

4. Helm's Deep: Extended battle sequences with more detailed combat and additional character moments.

5. Entmoot: Extended scenes of the Entmoot (Ent council) deliberations and Treebeard's arguments for action against Saruman.

6. The Voice of Saruman: Extended scenes showing the confrontation between Gandalf, Aragorn, Théoden, and Saruman at Isengard.

7. Éowyn and Aragorn: More interactions and dialogue between Éowyn and Aragorn, highlighting their growing bond.

The Return of the King (2003)

1. Gondor's Despair: Extended scenes showing the deteriorating situation in Gondor, including more of Denethor's madness.

2. The Houses of Healing: Extended sequences in the Houses of Healing in Minas Tirith, including interactions between Éowyn, Faramir, and Merry.

3. The Siege of Minas Tirith: Extended battle sequences with more detailed combat and additional scenes of defending the city.

4. The Paths of the Dead: Extended journey through the Paths of the Dead, including more backstory on the oath-breakers.

5. The Battle of the Pelennor Fields: Extended sequences of the battle, including more heroic moments for various characters and additional dialogue.

6. The Mouth of Sauron: Extended scene showing the confrontation between Aragorn and the Mouth of Sauron at the Black Gate.

7. The Scouring of the Shire: While not included in the theatrical release, there are additional scenes in the extended edition hinting at the aftermath of the War of the Ring and the hobbits' return to the Shire.

These extended editions add depth to the characters and storylines, provide more context and background information, and expand upon the epic scope of J.R.R. Tolkien's original novels.