It is possible to predict if a society is doom, especially if you are aware of the early warning signs.
Around 73,000 years ago, the towering predecessor of the Fogo volcano - one of the most active in the world - collapsed. As a result, a unbelievably massive tsunami rippled across the Atlantic Ocean, washing its destructive force over islands that now boast over 250,000 human residents. Experts now wonder if such a disaster is more common than we'd like.
A drought that lasted a staggering 650 years led to the abandonment of an ancient city in Mexico, prompting the once-thriving civilization to literally seek greener pastures, new research says.