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.
It is illegal in the city of Brighton, Michigan, to be willfully annoying. A similar law in Grand Rapids was repealed in 2014
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(You old, you free, you joyful beautiful. Your sun, your sky, your fields green.)