|Ember's town square.|
|Location||California [Deep underground]|
|Appearance||The City of Ember, The Diamond of Darkhold|
|Mention||The People of Sparks, The Prophet of Yonwood|
Ember is a city located deep underground in what use to be California.
Harken square is at the center of Ember, it is also where the mayor works. It is surrounded by shops and in the center is a large statue.
The greenhouses are located near the trash heaps and the "darkness". It is where they grow plants and food.