When time splinters, Superman becomes the tether holding history together.From Nazi-occupied Europe to the kingdoms of Camelot, from prehistoric threats to future calamities, Superman is cast through time by forces beyond his control. But even displaced in eras not his own, his resolve never falters. This is a story of history, heroism, and holding on to hope through the centuries.This volume collects Superman #4956, Starman #28, Adventures of Superman #472479, and Action Comics #659666.