The (Tower of Owen, オーエンの塔?, lit. Ōen no Tō) is a location in Final Fantasy III that lies to the east of Gulgan Gulch and north of Castle Argus. It is the tower that supports the entire Floating Continent's levitation, and was built by Owen, an Ancient. The party is urged to visit the tower by the Gulgans and must be in Toad status in order to advance past the first room.
Template:Spoilers After visiting the Gulgan Gulch, the Light Warriors head to the Tower of Owen to the northeast. There they are forced to transform into toads to enter its depths. As they climb the tower, they are targeted by mysterious threats and mocked of. However Desch helps the Warriors by activating passages in the tower, which amazes even himself.
At the top, the Warriors meet the evil Medusa and defeat her. However, the Tower is at risk of being destroyed, but fortunately, Desch regains his memories and remembers he is the guardian of the tower. He immediately jumps into the furnace, saving the tower, and allowing the Warriors to complete their mission. Desch is presumed dead, until he saves the Light Warriors from the Curse of the Five Wyrms. Template:Endspoilers
|Echo Herbs||Third Floor|
|Spark Dagger||Fourth Floor|
|Echo Herbs||Sixth floor|
|Bomb Fragment||Seventh Floor|
|Echo Herbs||Seventh Floor|
|Salamand Sword||Ninth Floor|
|Flame Mail||Ninth Floor|
|Zeus' Wrath||Ninth Floor|
Tower of Owen has its own eponymous theme as a background music.
- In the Library at Saronia, several books contain the journal of Owen, the builder of the tower. The final book reveals that Desch is the son of Owen.
- The geography of the area where the Tower of Owen is located is similar to the one of the Walse Tower from Final Fantasy V.