This episode of Mapping Disasters takes viewers on a journey through some of the most catastrophic events in human history. From the Deepwater Horizon oil spill, to the Great Smog of London, the Quebec Ice Storm of 1998, The destruction of Pompeii, and the 1138 Aleppo Earthquake. This episode explores disasters can forever impact and change communities, for the better or worse. From this examination we gain powerful new insight into how these disasters came to be and how we can better design and construct our communities to meet the dangers of the future.