1) Fictional empire 
Charn is a fictional city appearing in the 1955 book The Magician`s Nephew, book six in C. S. Lewis`s Chronicles of Narnia, written as a prequel to The Lion, the Witch, and the Wardrobe. Charn, and the planet and possibly entire world of which it is the capital city, are the birthplace of Jadis, the evil White Witch who later takes over Narnia. .....