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Written by Icelandic composer Jón Leifs in 1964, the piece called Hekla, Op 52, requires four sets of rocks hit with hammers, steel plates, anvils, sirens, cannons and metal chains to play.

There are three sheep per person in Australia. New Zealand has seven times as many sheep as people. Both pale in comparison to the Falkland Islands' amazing 167 sheep per person!