@m39618462 that would be the 21st century, not that it doesn't still make it a horrible and sad disaster
The story of the St. Francis Dam Disaster, the worst civil engineering failure of the 20th c. http://bit.ly/1Aq98g9 pic.twitter.com/xmlYdwR7wT
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@LAPublicLibrary@AEGFergason@SmithsonianMag@LAhistory DYK Maps appear to show Six Flags Magic Mountain is built on debris fan? -
@phaneritic wouldn't be a big surprise. There may be more info here http://www.quake.ca.gov/gmaps/WH/landslidemaps.htm …@LAPublicLibrary@SmithsonianMag@LAhistory
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