This is how Bumblebee and Rarity find Celestia goes in My Little Pony: Endgame.
[Bumblebee and Rarity climb through an air shaft]
Bumblebee: We'll be fine Rarity. We'll find Celestia.
Rarity: I hope so.
[They see Celestia unconscious in a room]
Bumblebee: There she is.
Rarity: Let's go and get her.