Dire Wolves Are Much Larger Than We Think
Unlike in the TV series, the dire wolves in the books are much larger and tower over most characters when their heights are compared. According to clues in the books, Ghost is just over six feet tall.
After Losing A Bet, George R.R. Martin Put The Dallas Cowboys In His Book
George R.R. Martin made a bet with his friend Patrick St. Denis that if the Dallas Cowboys ever had a better season than the New York Giants, he'd make St. Denis into a character and have him brutally ripped apart by giants. After losing the bet, Martin kept to his word and in "A Dance with Dragons" there's a character named Sir Patrek of King's Mountain who's killed by giants. Martin even made the character's heraldry looks like the Dallas Cowboy's logo.
Game Of Thrones Originally Began With Turtles
"A Song of Ice and Fire" was inspired by George R.R. Martin's childhood turtles. He kept the inexpensive turtles in a toy castle and would often fantasize about them living as knights, lords and kings. He wrote a whole fantasy series about the turtle kingdom and would speculate about their deaths inside the castle.