Discusses the causes and effects of famines throughout the world, including the Irish Potato Famine in the nineteenth century and the drought and starvation in Africa's Sahel in the 1960's and 1970's.
Describes the famous floods of Johnstown, Florence, Venice, and other areas caused by such conditions as tidal waves, breaking dams, rising rivers, and hurricanes.
Traces the history and influence of the Ferris wheel since 1893, when the first giant steel wheel, the invention of George Ferris, was constructed for the Columbian Exposition in Chicago.
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