The Emerald City is the capital city of the fictional Land of Oz in L. Frank Baum's Oz books, first described in The Wonderful Wizard of Oz (1900).
Illustration by W. W. Denslow
The Emerald City of Oz (1910)
The Emerald City at Universal Studios Japan
The Land of Oz is a magical country introduced in the 1900 children's novel The Wonderful Wizard of Oz written by L. Frank Baum and illustrated by W. W. Denslow.
The Wicked Witch of the West melts, from the William Wallace Denslow illustration in the first edition of The Wonderful Wizard of Oz (1900)