COLLEGE PK.

This box was spotted by Diogo on the 11th of February 2014 around 11:00pm:
After 2 years I finally found a box that no one had spotted already! Of course I only found it because I wasn’t cycling. I was walking back home from the cinema. It was late so the streets were very quiet, you could hear the box singing happily! The funny thing is – it’s just off one of our favorite streets in Belfast. It’s been waiting for me there since the beginning…

Producing a continuous sound composed of:
99Hz
253Hz
311Hz
388Hz
523Hz
716Hz
754Hz
1101Hz
1487Hz

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