The People of Sparks is a post-apocalyptic science fiction novel by American writer Jeanne DuPrau, published in 2004. It is the sequel to The City of Ember and the second "Book of Ember" in the series

The City of Ember is a post-apocalyptic novel by American writer Jeanne DuPrau that was published in 2003. The story is set in Ember, an underground city threatened by aging infrastructure and corrupt