Every so often there is an event that is so earth shattering it has the power to completely change the world. These events range from when man first walked on the moon to the detonation of atomic bombs. These occurrences proved the atmospheric power of man, either for good or corruptive means, and altered our universal understanding. Other cataclysmic events, such as the Black Death and the Cretaceous-Tertiary extinction event are also explored. Readers will be astonished at the events that were felt across the globe.