What state is known as the emerald city?

The term "Emerald City" is commonly associated with Seattle, Washington. This nickname reflects the city's lush greenery and vibrant natural surroundings, due in part to its abundant rainfall and numerous parks. The name also draws inspiration from L. Frank Baum's "The Wonderful Wizard of Oz," where the Emerald City is a magical place. Seattle's reputation for its scenic beauty and cultural richness has solidified this moniker over the years.