The city of London sweltered in the heat of summer, 1858. But it was not merely the sun that parched the metropolis. An even more detestable force infested its very heart: the River Thames. Years of industrial waste had transformed London's lifeblood into a foul-smelling mire. The stench was all-consuming, a miasma that clung to every cobblestone a

On a blustery January in 1919, disaster unfolded Boston. A massive reservoir filled with sticky, sweet molasses burst sending a torrent of the thick liquid rushing through the streets. The force was catastrophic, smashing buildings and Industrial History entombing residents in a treacly mass. Dozens of people were lost their lives, and many more