Columbian drug-lord Pablo Escobar kept four Hippos in his estate before his death in 1993. Deemed too much hassle to move by authorities, his Hippos were left there and have since bred and escaped becoming an invasive species of Columbia.

The Great Barrier Reef in Australia is the world's largest reef system.

The first CD pressed in the US was Bruce Springsteen's 'Born in the USA'.

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