The city of Ember was built as a last refuge for the human race. Two hundred years later, the great lamps that light the city are beginning to flicker... The City of Ember by Jeanne DuPrau. Buy this eBook on #Kobo: http://www.kobobooks.com/ebook/The-City-of-Ember/book-PaaM6g_EB0mK1XhdWJeFng/page1.html
The City of Ember [Books of Ember Series #1] - In the city of Ember, twelve-year-old Lina trades jobs on Assignment Day to be a Messenger to run to new places in her decaying but beloved city, perhaps even to glimpse Unknown Regions.