We so rarely give thought to the machines that surround us, but just because we ignore them does not mean they don't have stories to tell. Monolithic factory machines might just hide a divine presence, robots from a forgotten war lay in wait in the sewers for a time when they can rise again, creatures of steel and steam patrol the skies, and a metal giant made for destruction learns emotions from a teenage boy. In these four tale, Derek J. Goodman shows us just what mysteries the mechanical world may hold.