History's most devastating landslides and mudslides

Landslides, mudslides, and rockfalls have been devastating communities for millennia. But over the last 100 years or so, the frequency in which these natural disasters have occurred has increased, and with it more misery and grief. So, when and where have the deadliest of these freak forces of nature taken place?

Click through for a worrying and depressing diary of events.

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