This collection of short stories includes: "A Sound of Thunder," in which hunting enthusiasts get the chance of a lifetime: travel back in time to bag a Tyrannosaurus Rex. "Dark They Were and Golden Eyed": Harry is resigned to living on Mars for a while, until a nuclear war on Earth strands the settlers forever. In "The Happiness Machine" an old man builds a machine meant to make all who enter it happy. But the most important person in his life is not amused! In "The Fox and the Forest" a couple flees from war in 2155 to twentieth-century Mexico, a paradise compared to their world of disease bombs and widespread horror. In "Here There Be Tygers" prospectors from Earth travel to a world that knows their hearts' desires, but someone has dark desires and pays the ultimate price. In "Kaleidoscope" a routine space flight ends in an explosion, throwing the crew into space with only their space suits and radios. Knowing rescue is impossible, they face their inner demons...