Engineering Disasters - Season 1 Episode 4 -

A storm of the century takes out nine dams in Colorado, flooding entire towns and leaving thousands stranded. A train carrying hazardous materials derails, releasing toxic vapors throughout a small NJ community. A natural gas line breaks and reduces a neighborhood to ashes and rubble. A cargo jet crashes seconds after take off in Afghanistan. And, a luxury cruise goes from smooth sailing to wrecked on the rocks.