A nebula? A nightmare tunnel? Something more anatomical?
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This is the inside of an Australian Didgeridoo!
Many don't realise that these instruments are naturally hollowed out by Termites.

Australian legend says that the first Didgeridoo was created when a hollow branch was pointed at the sky and blown to remove the termites. The white termites flew into the air and became the stars, to the sound of incredible music.

More at www.architectureinmusic.com

#astrophotography #nasa #music