Of the 10-episode season, two episodes garnered the bulk of the nominations.

Here, those Emmy-nominated craft department heads give insight into how they recreated the world of Westeros.

The Heirs of the Dragon sets the stage for the series and establishes the design of the world.

House of the Dragon - Daemon Targaryen (Matt Smith) with his dragon Caraxes

Daemon Targaryen (Matt Smith) with his dragon CaraxesOllie Upton/HBO

Our challenge was to visually show the shifting relationship dynamics between them, she says.

WGA West building in Hollywood

Altar to a fallen dragonOllie Upton/HBO