How does sound help Drogon and Toothless come to life? Sound designers for "Game of Thrones" and "How to Train Your Dragon" have to get creative in order to invent the sound of a dragon. By layering ...

Following is a transcript of the video. Narrator: Most of us know what a dragon sounds like, but they don't actually exist. And none can stop me! So, how does Hollywood know how to make them sound?

Season 2 of House of the Dragon has been even more dragon-centered than Season 1. In Game of Thrones, three dragons return from a period of presumed extinction. But in the prequel series, dragons are ...