Ever since his mother died, Davey has wanted to save enough money to go find his only remaining relative. His journey will take him to Alaska where gold has been found.
Eel, an orphan, and his best friend Florrie must help Dr. John Snow prove that cholera is spread through water, and not poisonous air, when an epidemic sweeps across their London neighborhood in 1854.
Days after arriving in San Francisco from Texas, eleven-year-old orphan Nicholas Dray tries to help his new neighbors survive the 1906 San Francisco earthquake and the subsequent fires.