Celestial Ark (Celestial Prairies) exists on the four different Nations. Players can enter from any nation and join the same instance. Once the dungeon has been completed a player will be teleported outside the dungeon's entrance of their Nation.
- Amakna: Fertile Prarie (5, -5)
- Bonta: Cania Plains (6, 6)
- Brakmar: Mourning Wood (6, -18)
- Sufokia: Terrana Dune (13, -10)
Required Key: Cloudy Key
Upon defeating the Celestial Gobball, a chest will spawn containing the Celestial Prairies Haven Bag decoration.
This dungeon features the following achievement: