Within the last decade, Game of Thrones achieved what many series can only aspire to do: become a cultural juggernaut, forever imprinted into society’s collective memory.

But before Emilia Clark’s expressive face became synonymous with the silver-haired Daenerys Targaryen, the Mother of Dragons’ features only existed in the imagination of George R.R. Martin and the millions of fans of the A Song of Ice and Fire series.